{"id":567243,"date":"2026-07-20T14:00:59","date_gmt":"2026-07-20T07:00:59","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=567243"},"modified":"2026-07-21T14:59:35","modified_gmt":"2026-07-21T07:59:35","slug":"hinh-chieu","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/","title":{"rendered":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i ph\u00e9p chi\u1ebfu v\u00e0 ba h\u00ecnh chi\u1ebfu"},"content":{"rendered":"<p>H\u00ecnh chi\u1ebfu l\u00e0 h\u00ecnh bi\u1ec3u di\u1ec5n thu \u0111\u01b0\u1ee3c khi chi\u1ebfu m\u1ed9t \u0111i\u1ec3m, m\u1ed9t \u0111o\u1ea1n th\u1eb3ng hay m\u1ed9t v\u1eadt th\u1ec3 l\u00ean m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng ho\u1eb7c m\u1eb7t ph\u1eb3ng theo m\u1ed9t h\u01b0\u1edbng x\u00e1c \u0111\u1ecbnh. Kh\u00e1i ni\u1ec7m n\u00e0y xu\u1ea5t hi\u1ec7n \u1edf hai b\u1ed1i c\u1ea3nh kh\u00e1c nhau m\u00e0 nhi\u1ec1u b\u1ea1n hay nh\u1ea7m l\u1eabn: trong To\u00e1n h\u1ecdc, h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c c\u1ee7a m\u1ed9t \u0111i\u1ec3m l\u00e0 ch\u00e2n \u0111\u01b0\u1eddng vu\u00f4ng g\u00f3c h\u1ea1 t\u1eeb \u0111i\u1ec3m \u0111\u00f3 xu\u1ed1ng \u0111\u01b0\u1eddng th\u1eb3ng ho\u1eb7c m\u1eb7t ph\u1eb3ng; trong m\u00f4n C\u00f4ng ngh\u1ec7 v\u00e0 v\u1ebd k\u1ef9 thu\u1eadt, h\u00ecnh chi\u1ebfu l\u00e0 h\u00ecnh bi\u1ec3u di\u1ec5n v\u1eadt th\u1ec3 tr\u00ean m\u1eb7t ph\u1eb3ng b\u1ea3n v\u1ebd \u0111\u1ec3 th\u1ec3 hi\u1ec7n \u0111\u00fang h\u00ecnh d\u1ea1ng, k\u00edch th\u01b0\u1edbc th\u1eadt. N\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y gi\u00fap b\u1ea1n ph\u00e2n bi\u1ec7t r\u00f5 hai c\u00e1ch hi\u1ec3u n\u00e0y, n\u1eafm ba ph\u00e9p chi\u1ebfu c\u01a1 b\u1ea3n, ba h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c trong b\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt v\u00e0 c\u00e1ch \u00e1p d\u1ee5ng qua c\u00e1c v\u00ed d\u1ee5 c\u1ee5 th\u1ec3.<\/p>\n<h2>H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec?<\/h2>\n<p>H\u00ecnh chi\u1ebfu l\u00e0 k\u1ebft qu\u1ea3 nh\u1eadn \u0111\u01b0\u1ee3c khi chi\u1ebfu m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng \u2014 \u0111i\u1ec3m, \u0111o\u1ea1n th\u1eb3ng, m\u1eb7t ph\u1eb3ng ho\u1eb7c v\u1eadt th\u1ec3 ba chi\u1ec1u \u2014 xu\u1ed1ng m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng hay m\u1eb7t ph\u1eb3ng b\u1eb1ng c\u00e1c tia chi\u1ebfu theo m\u1ed9t h\u01b0\u1edbng nh\u1ea5t \u0111\u1ecbnh. M\u1eb7t ph\u1eb3ng ho\u1eb7c \u0111\u01b0\u1eddng th\u1eb3ng nh\u1eadn h\u00ecnh chi\u1ebfu g\u1ecdi l\u00e0 m\u1eb7t ph\u1eb3ng chi\u1ebfu; h\u01b0\u1edbng c\u1ee7a c\u00e1c tia chi\u1ebfu g\u1ecdi l\u00e0 h\u01b0\u1edbng chi\u1ebfu.<\/p>\n<p>T\u00f9y v\u1ecb tr\u00ed t\u00e2m chi\u1ebfu v\u00e0 h\u01b0\u1edbng tia chi\u1ebfu, h\u00ecnh chi\u1ebfu chia th\u00e0nh nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau, ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c v\u00ec gi\u1eef nguy\u00ean t\u1ef7 l\u1ec7 k\u00edch th\u01b0\u1edbc th\u1eadt. Trong To\u00e1n h\u1ecdc, h\u00ecnh chi\u1ebfu th\u01b0\u1eddng g\u1eafn v\u1edbi m\u1ed9t \u0111i\u1ec3m ho\u1eb7c vect\u01a1 chi\u1ebfu xu\u1ed1ng \u0111\u01b0\u1eddng th\u1eb3ng, m\u1eb7t ph\u1eb3ng \u0111\u1ec3 t\u00ednh kho\u1ea3ng c\u00e1ch; trong C\u00f4ng ngh\u1ec7, v\u1ebd k\u1ef9 thu\u1eadt, ki\u1ebfn tr\u00fac, c\u01a1 kh\u00ed, h\u00ecnh chi\u1ebfu l\u00e0 h\u00ecnh bi\u1ec3u di\u1ec5n c\u1ea3 v\u1eadt th\u1ec3 tr\u00ean m\u1eb7t ph\u1eb3ng b\u1ea3n v\u1ebd tr\u01b0\u1edbc khi gia c\u00f4ng, thi c\u00f4ng.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-567719 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-1.jpg\" alt=\"hinh-chieu-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>C\u00e1c lo\u1ea1i ph\u00e9p chi\u1ebfu<\/h2>\n<p>C\u00f3 ba ph\u00e9p chi\u1ebfu c\u01a1 b\u1ea3n, ph\u00e2n bi\u1ec7t nhau b\u1edfi v\u1ecb tr\u00ed t\u00e2m chi\u1ebfu v\u00e0 h\u01b0\u1edbng c\u1ee7a c\u00e1c tia chi\u1ebfu.<\/p>\n<table>\n<thead>\n<tr>\n<th>Ph\u00e9p chi\u1ebfu<\/th>\n<th>\u0110\u1eb7c \u0111i\u1ec3m tia chi\u1ebfu<\/th>\n<th>H\u00ecnh chi\u1ebfu t\u1ea1o ra<\/th>\n<th>\u1ee8ng d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Xuy\u00ean t\u00e2m<\/td>\n<td>Xu\u1ea5t ph\u00e1t t\u1eeb m\u1ed9t \u0111i\u1ec3m (t\u00e2m chi\u1ebfu)<\/td>\n<td>H\u00ecnh chi\u1ebfu ph\u1ed1i c\u1ea3nh (g\u1ea7n to, xa nh\u1ecf)<\/td>\n<td>Ki\u1ebfn tr\u00fac, h\u1ed9i h\u1ecda<\/td>\n<\/tr>\n<tr>\n<td>Song song<\/td>\n<td>Song song nhau, kh\u00f4ng vu\u00f4ng g\u00f3c m\u1eb7t ph\u1eb3ng chi\u1ebfu<\/td>\n<td>H\u00ecnh chi\u1ebfu tr\u1ee5c \u0111o<\/td>\n<td>B\u1ea3n v\u1ebd minh h\u1ecda 3D<\/td>\n<\/tr>\n<tr>\n<td>Vu\u00f4ng g\u00f3c<\/td>\n<td>Song song nhau v\u00e0 vu\u00f4ng g\u00f3c m\u1eb7t ph\u1eb3ng chi\u1ebfu<\/td>\n<td>H\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c<\/td>\n<td>B\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt c\u01a1 kh\u00ed, x\u00e2y d\u1ef1ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Ph\u00e9p chi\u1ebfu xuy\u00ean t\u00e2m m\u00f4 ph\u1ecfng c\u00e1ch m\u1eaft ng\u01b0\u1eddi nh\u00ecn s\u1ef1 v\u1eadt: chi ti\u1ebft g\u1ea7n t\u00e2m chi\u1ebfu tr\u00f4ng to h\u01a1n, xa th\u00ec nh\u1ecf h\u01a1n, t\u1ea1o c\u1ea3m gi\u00e1c chi\u1ec1u s\u00e2u nh\u01b0 tranh ph\u1ed1i c\u1ea3nh. Ph\u00e9p chi\u1ebfu song song v\u00e0 vu\u00f4ng g\u00f3c gi\u1eef nguy\u00ean t\u1ef7 l\u1ec7 th\u1eadt v\u00ec c\u00e1c tia chi\u1ebfu kh\u00f4ng h\u1ed9i t\u1ee5, n\u00ean d\u00f9ng \u0111\u1ec3 l\u1eadp b\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt \u2014 n\u01a1i k\u00edch th\u01b0\u1edbc ph\u1ea3i ch\u00ednh x\u00e1c.<\/p>\n<p><strong>Xem th\u00eam: <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/dien-tich-hinh-tron\/\">C\u00f4ng Th\u1ee9c T\u00ednh Di\u1ec7n T\u00edch H\u00ecnh Tr\u00f2n: C\u00e1ch T\u00ednh, V\u00ed D\u1ee5 &amp; B\u00e0i T\u1eadp<\/a><\/strong><\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-567720 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-2.jpg\" alt=\"hinh-chieu-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>H\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c trong To\u00e1n h\u1ecdc<\/h2>\n<p>Trong h\u00ecnh h\u1ecdc ph\u1eb3ng, h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c c\u1ee7a m\u1ed9t \u0111i\u1ec3m M l\u00ean \u0111\u01b0\u1eddng th\u1eb3ng d l\u00e0 \u0111i\u1ec3m H \u2014 ch\u00e2n \u0111\u01b0\u1eddng vu\u00f4ng g\u00f3c k\u1ebb t\u1eeb M xu\u1ed1ng d. \u0110o\u1ea1n MH l\u00e0 kho\u1ea3ng c\u00e1ch t\u1eeb M \u0111\u1ebfn d, c\u01a1 s\u1edf cho m\u1ed1i quan h\u1ec7 gi\u1eefa \u0111\u01b0\u1eddng vu\u00f4ng g\u00f3c, \u0111\u01b0\u1eddng xi\u00ean v\u00e0 h\u00ecnh chi\u1ebfu (To\u00e1n l\u1edbp 7):<\/p>\n<ul>\n<li>Trong c\u00e1c \u0111o\u1ea1n th\u1eb3ng k\u1ebb t\u1eeb m\u1ed9t \u0111i\u1ec3m \u0111\u1ebfn m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng, \u0111\u01b0\u1eddng vu\u00f4ng g\u00f3c l\u00e0 \u0111o\u1ea1n ng\u1eafn nh\u1ea5t.<\/li>\n<li>\u0110\u01b0\u1eddng xi\u00ean n\u00e0o c\u00f3 h\u00ecnh chi\u1ebfu l\u1edbn h\u01a1n th\u00ec \u0111\u01b0\u1eddng xi\u00ean \u0111\u00f3 d\u00e0i h\u01a1n, v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/li>\n<\/ul>\n<p>L\u00ean l\u1edbp 11, kh\u00e1i ni\u1ec7m n\u00e0y m\u1edf r\u1ed9ng sang kh\u00f4ng gian: h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c c\u1ee7a \u0111i\u1ec3m M l\u00ean m\u1eb7t ph\u1eb3ng (P) l\u00e0 \u0111i\u1ec3m H thu\u1ed9c (P) sao cho MH vu\u00f4ng g\u00f3c v\u1edbi (P) \u2014 ki\u1ebfn th\u1ee9c n\u1ec1n cho ph\u1ea7n g\u00f3c gi\u1eefa \u0111\u01b0\u1eddng th\u1eb3ng v\u00e0 m\u1eb7t ph\u1eb3ng, kho\u1ea3ng c\u00e1ch t\u1eeb \u0111i\u1ec3m \u0111\u1ebfn m\u1eb7t ph\u1eb3ng. Xem th\u00eam c\u00e1ch x\u00e1c \u0111\u1ecbnh h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c c\u1ee7a \u0111i\u1ec3m, \u0111\u01b0\u1eddng th\u1eb3ng trong kh\u00f4ng gian t\u1ea1i <a href=\"https:\/\/vietjack.com\/toan-lop-11\/xac-dinh-hinh-chieu-vuong-goc-cua-mot-diem-sm.jsp\" target=\"_blank\" rel=\"noopener\">vietjack.com<\/a>. Kh\u00e1i ni\u1ec7m c\u00f2n \u00e1p d\u1ee5ng cho vect\u01a1: h\u00ecnh chi\u1ebfu c\u1ee7a m\u1ed9t vect\u01a1 l\u00ean ph\u01b0\u01a1ng m\u1ed9t vect\u01a1 hay \u0111\u01b0\u1eddng th\u1eb3ng kh\u00e1c c\u0169ng theo nguy\u00ean t\u1eafc chi\u1ebfu vu\u00f4ng g\u00f3c, ph\u1ee5c v\u1ee5 t\u00ednh t\u00edch v\u00f4 h\u01b0\u1edbng v\u00e0 g\u00f3c gi\u1eefa hai vect\u01a1 (To\u00e1n l\u1edbp 10).<\/p>\n<p><strong>Xem th\u00eam: <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/he-thuc-luong-trong-tam-giac\/\">H\u1ec7 th\u1ee9c l\u01b0\u1ee3ng trong tam gi\u00e1c: \u0111\u1ecbnh l\u00fd cosin, sin, di\u1ec7n t\u00edch<\/a><\/strong><\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-567721 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-3.jpg\" alt=\"hinh-chieu-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>Ba h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c trong v\u1ebd k\u1ef9 thu\u1eadt<\/h2>\n<p>Trong b\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt, m\u1ed9t v\u1eadt th\u1ec3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng ba h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c \u0111\u1eb7t \u1edf ba v\u1ecb tr\u00ed quy \u01b0\u1edbc tr\u00ean kh\u1ed5 gi\u1ea5y.<\/p>\n<table>\n<thead>\n<tr>\n<th>H\u00ecnh chi\u1ebfu<\/th>\n<th>H\u01b0\u1edbng nh\u00ecn<\/th>\n<th>V\u1ecb tr\u00ed tr\u00ean b\u1ea3n v\u1ebd<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>H\u00ecnh chi\u1ebfu \u0111\u1ee9ng<\/td>\n<td>Nh\u00ecn t\u1eeb tr\u01b0\u1edbc<\/td>\n<td>\u1ede g\u00f3c tr\u00ean b\u00ean tr\u00e1i<\/td>\n<\/tr>\n<tr>\n<td>H\u00ecnh chi\u1ebfu b\u1eb1ng<\/td>\n<td>Nh\u00ecn t\u1eeb tr\u00ean xu\u1ed1ng<\/td>\n<td>\u1ede d\u01b0\u1edbi h\u00ecnh chi\u1ebfu \u0111\u1ee9ng<\/td>\n<\/tr>\n<tr>\n<td>H\u00ecnh chi\u1ebfu c\u1ea1nh<\/td>\n<td>Nh\u00ecn t\u1eeb tr\u00e1i sang<\/td>\n<td>\u1ede b\u00ean ph\u1ea3i h\u00ecnh chi\u1ebfu \u0111\u1ee9ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Ba h\u00ecnh chi\u1ebfu li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd theo nguy\u00ean t\u1eafc d\u00f3ng c\u1ea1nh: \u0111\u1ee9ng v\u00e0 b\u1eb1ng chung chi\u1ec1u d\u00e0i; \u0111\u1ee9ng v\u00e0 c\u1ea1nh chung chi\u1ec1u cao; b\u1eb1ng v\u00e0 c\u1ea1nh chung chi\u1ec1u r\u1ed9ng. Nh\u1edd v\u1eady ng\u01b0\u1eddi \u0111\u1ecdc b\u1ea3n v\u1ebd suy ra \u0111\u1ee7 ba chi\u1ec1u d\u00e0i, r\u1ed9ng, cao ch\u1ec9 t\u1eeb ba h\u00ecnh ph\u1eb3ng. T\u1ea1i Vi\u1ec7t Nam, b\u1ea3n v\u1ebd th\u01b0\u1eddng theo ph\u01b0\u01a1ng ph\u00e1p chi\u1ebfu g\u00f3c th\u1ee9 nh\u1ea5t (v\u1eadt th\u1ec3 \u0111\u1eb7t gi\u1eefa ng\u01b0\u1eddi quan s\u00e1t v\u00e0 m\u1eb7t ph\u1eb3ng chi\u1ebfu); m\u1ed9t s\u1ed1 t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a M\u1ef9 d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p chi\u1ebfu g\u00f3c th\u1ee9 ba v\u1edbi c\u00e1ch b\u1ed1 tr\u00ed kh\u00e1c, c\u1ea7n ch\u00fa \u00fd khi tham kh\u1ea3o b\u1ea3n v\u1ebd n\u01b0\u1edbc ngo\u00e0i.<\/p>\n<h2>V\u00ed d\u1ee5 minh h\u1ecda v\u1ec1 h\u00ecnh chi\u1ebfu<\/h2>\n<ul>\n<li><strong>V\u00ed d\u1ee5 1 (h\u00ecnh h\u1ecdc ph\u1eb3ng):<\/strong> \u0110i\u1ec3m M n\u1eb1m ngo\u00e0i \u0111\u01b0\u1eddng th\u1eb3ng d. H\u00ecnh chi\u1ebfu c\u1ee7a M l\u00ean d l\u00e0 \u0111i\u1ec3m H sao cho MH vu\u00f4ng g\u00f3c v\u1edbi d; MH l\u00e0 kho\u1ea3ng c\u00e1ch ng\u1eafn nh\u1ea5t t\u1eeb M \u0111\u1ebfn d.<\/li>\n<li><strong>V\u00ed d\u1ee5 2 (so s\u00e1nh \u0111\u01b0\u1eddng xi\u00ean):<\/strong> T\u1eeb M k\u1ebb hai \u0111\u01b0\u1eddng xi\u00ean xu\u1ed1ng d, c\u00f3 h\u00ecnh chi\u1ebfu l\u1ea7n l\u01b0\u1ee3t 3cm v\u00e0 5cm. \u0110\u01b0\u1eddng xi\u00ean h\u00ecnh chi\u1ebfu 5cm d\u00e0i h\u01a1n \u0111\u01b0\u1eddng xi\u00ean c\u00f2n l\u1ea1i.<\/li>\n<li><strong>V\u00ed d\u1ee5 3 (kh\u00f4ng gian):<\/strong> \u0110i\u1ec3m M v\u00e0 m\u1eb7t ph\u1eb3ng (P). H\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c H c\u1ee7a M l\u00ean (P) l\u00e0 \u0111i\u1ec3m thu\u1ed9c (P) sao cho MH vu\u00f4ng g\u00f3c v\u1edbi m\u1ecdi \u0111\u01b0\u1eddng th\u1eb3ng trong (P) \u0111i qua H.<\/li>\n<li><strong>V\u00ed d\u1ee5 4 (v\u1ebd k\u1ef9 thu\u1eadt):<\/strong> M\u1ed9t kh\u1ed1i h\u1ed9p ch\u1eef nh\u1eadt c\u00f3 h\u00ecnh chi\u1ebfu \u0111\u1ee9ng th\u1ec3 hi\u1ec7n chi\u1ec1u d\u00e0i \u2013 cao, h\u00ecnh chi\u1ebfu b\u1eb1ng th\u1ec3 hi\u1ec7n d\u00e0i \u2013 r\u1ed9ng, h\u00ecnh chi\u1ebfu c\u1ea1nh th\u1ec3 hi\u1ec7n r\u1ed9ng \u2013 cao.<\/li>\n<\/ul>\n<p><strong>Xem th\u00eam: <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/dinh-ly-cosin\/\">\u0110\u1ecbnh l\u00fd cosin l\u00e0 g\u00ec? C\u00f4ng th\u1ee9c, ch\u1ee9ng minh v\u00e0 c\u00e1ch \u00e1p d\u1ee5ng chi ti\u1ebft<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-567722 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-4.jpg\" alt=\"hinh-chieu-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a h\u00ecnh chi\u1ebfu trong th\u1ef1c t\u1ebf<\/h2>\n<p>Ngo\u00e0i To\u00e1n h\u1ecdc v\u00e0 v\u1ebd k\u1ef9 thu\u1eadt, nguy\u00ean l\u00fd h\u00ecnh chi\u1ebfu c\u00f2n xu\u1ea5t hi\u1ec7n \u1edf nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c.<\/p>\n<ul>\n<li><strong>Ki\u1ebfn tr\u00fac, x\u00e2y d\u1ef1ng:<\/strong> b\u1ea3n v\u1ebd m\u1eb7t b\u1eb1ng, m\u1eb7t \u0111\u1ee9ng, m\u1eb7t c\u1eaft d\u1ef1a tr\u00ean nguy\u00ean t\u1eafc h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c \u0111\u1ec3 \u0111\u00fang k\u00edch th\u01b0\u1edbc th\u1eadt c\u00f4ng tr\u00ecnh.<\/li>\n<li><strong>C\u01a1 kh\u00ed, ch\u1ebf t\u1ea1o:<\/strong> b\u1ea3n v\u1ebd chi ti\u1ebft m\u00e1y d\u00f9ng ba h\u00ecnh chi\u1ebfu, \u0111\u00f4i khi k\u00e8m h\u00ecnh c\u1eaft, gi\u00fap gia c\u00f4ng \u0111\u00fang k\u00edch th\u01b0\u1edbc.<\/li>\n<li><strong>\u0110\u1ed3 h\u1ecda 3D, ph\u1ea7n m\u1ec1m CAD:<\/strong> AutoCAD, SolidWorks, Blender d\u00f9ng ph\u00e9p chi\u1ebfu song song ho\u1eb7c ph\u1ed1i c\u1ea3nh \u0111\u1ec3 hi\u1ec3n th\u1ecb m\u00f4 h\u00ecnh 3D l\u00ean m\u00e0n h\u00ecnh ph\u1eb3ng.<\/li>\n<li><strong>B\u1ea3n \u0111\u1ed3 h\u1ecdc:<\/strong> c\u00e1c ph\u00e9p chi\u1ebfu b\u1ea3n \u0111\u1ed3 nh\u01b0 ph\u00e9p chi\u1ebfu Mercator bi\u1ec3u di\u1ec5n b\u1ec1 m\u1eb7t cong Tr\u00e1i \u0110\u1ea5t l\u00ean m\u1eb7t ph\u1eb3ng gi\u1ea5y.<\/li>\n<\/ul>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 h\u00ecnh chi\u1ebfu<\/h2>\n<h3>H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec?<\/h3>\n<p>L\u00e0 h\u00ecnh bi\u1ec3u di\u1ec5n thu \u0111\u01b0\u1ee3c khi chi\u1ebfu m\u1ed9t \u0111i\u1ec3m, \u0111o\u1ea1n th\u1eb3ng ho\u1eb7c v\u1eadt th\u1ec3 l\u00ean m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng hay m\u1eb7t ph\u1eb3ng theo m\u1ed9t h\u01b0\u1edbng x\u00e1c \u0111\u1ecbnh.<\/p>\n<h3>C\u00f3 m\u1ea5y lo\u1ea1i ph\u00e9p chi\u1ebfu?<\/h3>\n<p>C\u00f3 ba ph\u00e9p chi\u1ebfu c\u01a1 b\u1ea3n: ph\u00e9p chi\u1ebfu xuy\u00ean t\u00e2m, ph\u00e9p chi\u1ebfu song song v\u00e0 ph\u00e9p chi\u1ebfu vu\u00f4ng g\u00f3c.<\/p>\n<h3>Ba h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c trong v\u1ebd k\u1ef9 thu\u1eadt g\u1ed3m nh\u1eefng h\u00ecnh n\u00e0o?<\/h3>\n<p>G\u1ed3m h\u00ecnh chi\u1ebfu \u0111\u1ee9ng (nh\u00ecn t\u1eeb tr\u01b0\u1edbc), h\u00ecnh chi\u1ebfu b\u1eb1ng (nh\u00ecn t\u1eeb tr\u00ean xu\u1ed1ng) v\u00e0 h\u00ecnh chi\u1ebfu c\u1ea1nh (nh\u00ecn t\u1eeb tr\u00e1i sang).<\/p>\n<h3>H\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c c\u1ee7a m\u1ed9t \u0111i\u1ec3m l\u00e0 g\u00ec?<\/h3>\n<p>L\u00e0 ch\u00e2n \u0111\u01b0\u1eddng vu\u00f4ng g\u00f3c h\u1ea1 t\u1eeb \u0111i\u1ec3m \u0111\u00f3 xu\u1ed1ng \u0111\u01b0\u1eddng th\u1eb3ng ho\u1eb7c m\u1eb7t ph\u1eb3ng chi\u1ebfu; \u0111o\u1ea1n n\u1ed1i \u0111i\u1ec3m v\u1edbi ch\u00e2n \u0111\u01b0\u1eddng vu\u00f4ng g\u00f3c l\u00e0 kho\u1ea3ng c\u00e1ch ng\u1eafn nh\u1ea5t \u0111\u1ebfn \u0111\u01b0\u1eddng th\u1eb3ng ho\u1eb7c m\u1eb7t ph\u1eb3ng \u0111\u00f3.<\/p>\n<h3>\u0110\u01b0\u1eddng vu\u00f4ng g\u00f3c v\u00e0 \u0111\u01b0\u1eddng xi\u00ean kh\u00e1c nhau th\u1ebf n\u00e0o?<\/h3>\n<p>\u0110\u01b0\u1eddng vu\u00f4ng g\u00f3c l\u00e0 \u0111o\u1ea1n ng\u1eafn nh\u1ea5t k\u1ebb t\u1eeb m\u1ed9t \u0111i\u1ec3m \u0111\u1ebfn \u0111\u01b0\u1eddng th\u1eb3ng; \u0111\u01b0\u1eddng xi\u00ean n\u00e0o c\u00f3 h\u00ecnh chi\u1ebfu d\u00e0i h\u01a1n th\u00ec \u0111\u01b0\u1eddng xi\u00ean \u0111\u00f3 c\u0169ng d\u00e0i h\u01a1n.<\/p>\n<h3>H\u00ecnh chi\u1ebfu tr\u1ee5c \u0111o l\u00e0 g\u00ec?<\/h3>\n<p>L\u00e0 h\u00ecnh chi\u1ebfu t\u1eeb ph\u00e9p chi\u1ebfu song song, th\u1ec3 hi\u1ec7n \u0111\u1ed3ng th\u1eddi c\u1ea3 ba chi\u1ec1u c\u1ee7a v\u1eadt th\u1ec3 tr\u00ean m\u1ed9t h\u00ecnh, th\u01b0\u1eddng d\u00f9ng minh h\u1ecda trong catalogue ho\u1eb7c b\u1ea3n v\u1ebd gi\u1edbi thi\u1ec7u.<\/p>\n<h3>V\u00ec sao b\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt c\u1ea7n ba h\u00ecnh chi\u1ebfu thay v\u00ec m\u1ed9t?<\/h3>\n<p>V\u00ec m\u1ed9t h\u00ecnh chi\u1ebfu ch\u1ec9 th\u1ec3 hi\u1ec7n hai trong ba chi\u1ec1u c\u1ee7a v\u1eadt th\u1ec3; ph\u1ea3i ph\u1ed1i h\u1ee3p ba h\u00ecnh chi\u1ebfu \u0111\u1ee9ng, b\u1eb1ng, c\u1ea1nh m\u1edbi m\u00f4 t\u1ea3 \u0111\u1ee7 chi\u1ec1u d\u00e0i, chi\u1ec1u r\u1ed9ng v\u00e0 chi\u1ec1u cao.<\/p>\n<h3>H\u00ecnh chi\u1ebfu ph\u1ed1i c\u1ea3nh kh\u00e1c h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c \u1edf \u0111i\u1ec3m n\u00e0o?<\/h3>\n<p>H\u00ecnh chi\u1ebfu ph\u1ed1i c\u1ea3nh t\u1ea1o c\u1ea3m gi\u00e1c g\u1ea7n to xa nh\u1ecf nh\u01b0 m\u1eaft nh\u00ecn th\u1ef1c t\u1ebf nh\u01b0ng kh\u00f4ng gi\u1eef \u0111\u00fang t\u1ef7 l\u1ec7; h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c gi\u1eef nguy\u00ean t\u1ef7 l\u1ec7 th\u1eadt n\u00ean d\u00f9ng \u0111\u1ec3 \u0111o \u0111\u1ea1c, gia c\u00f4ng.<\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>T\u00f3m l\u1ea1i, h\u00ecnh chi\u1ebfu l\u00e0 h\u00ecnh bi\u1ec3u di\u1ec5n c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng tr\u00ean \u0111\u01b0\u1eddng th\u1eb3ng ho\u1eb7c m\u1eb7t ph\u1eb3ng chi\u1ebfu, v\u1edbi ba ph\u00e9p chi\u1ebfu c\u01a1 b\u1ea3n (xuy\u00ean t\u00e2m, song song, vu\u00f4ng g\u00f3c) v\u00e0 ba h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c \u2014 \u0111\u1ee9ng, b\u1eb1ng, c\u1ea1nh \u2014 trong v\u1ebd k\u1ef9 thu\u1eadt. Hi\u1ec3u \u0111\u00fang kh\u00e1i ni\u1ec7m n\u00e0y gi\u00fap b\u1ea1n h\u1ecdc t\u1ed1t c\u1ea3 h\u00ecnh h\u1ecdc ph\u1eb3ng, h\u00ecnh h\u1ecdc kh\u00f4ng gian l\u1eabn m\u00f4n C\u00f4ng ngh\u1ec7. \u0110\u1ec3 \u00f4n th\u00eam ki\u1ebfn th\u1ee9c li\u00ean quan, m\u1eddi b\u1ea1n tham kh\u1ea3o c\u00e1c b\u00e0i <strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/cach-tinh-dien-tich-tam-giac-vuong\/\">di\u1ec7n t\u00edch tam gi\u00e1c vu\u00f4ng<\/a><\/strong>, <strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/chu-vi-tam-giac-vuong\/\">chu vi tam gi\u00e1c vu\u00f4ng<\/a><\/strong> v\u00e0 <strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/dien-tich-tam-giac\/\">di\u1ec7n t\u00edch tam gi\u00e1c<\/a><\/strong> tr\u00ean chuy\u00ean m\u1ee5c tin t\u1ee9c c\u1ee7a Ho\u00e0ng H\u00e0 Mobile.<\/p>\n<p><script type=\"application\/ld+json\">\n{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [\n{\"@type\": \"Question\", \"name\": \"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"L\u00e0 h\u00ecnh bi\u1ec3u di\u1ec5n thu \u0111\u01b0\u1ee3c khi chi\u1ebfu m\u1ed9t \u0111i\u1ec3m, \u0111o\u1ea1n th\u1eb3ng ho\u1eb7c v\u1eadt th\u1ec3 l\u00ean m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng hay m\u1eb7t ph\u1eb3ng theo m\u1ed9t h\u01b0\u1edbng x\u00e1c \u0111\u1ecbnh.\"}},\n{\"@type\": \"Question\", \"name\": \"C\u00f3 m\u1ea5y lo\u1ea1i ph\u00e9p chi\u1ebfu?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"C\u00f3 ba ph\u00e9p chi\u1ebfu c\u01a1 b\u1ea3n: ph\u00e9p chi\u1ebfu xuy\u00ean t\u00e2m, ph\u00e9p chi\u1ebfu song song v\u00e0 ph\u00e9p chi\u1ebfu vu\u00f4ng g\u00f3c.\"}},\n{\"@type\": \"Question\", \"name\": \"Ba h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c trong v\u1ebd k\u1ef9 thu\u1eadt g\u1ed3m nh\u1eefng h\u00ecnh n\u00e0o?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"G\u1ed3m h\u00ecnh chi\u1ebfu \u0111\u1ee9ng (nh\u00ecn t\u1eeb tr\u01b0\u1edbc), h\u00ecnh chi\u1ebfu b\u1eb1ng (nh\u00ecn t\u1eeb tr\u00ean xu\u1ed1ng) v\u00e0 h\u00ecnh chi\u1ebfu c\u1ea1nh (nh\u00ecn t\u1eeb tr\u00e1i sang).\"}},\n{\"@type\": \"Question\", \"name\": \"H\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c c\u1ee7a m\u1ed9t \u0111i\u1ec3m l\u00e0 g\u00ec?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"L\u00e0 ch\u00e2n \u0111\u01b0\u1eddng vu\u00f4ng g\u00f3c h\u1ea1 t\u1eeb \u0111i\u1ec3m \u0111\u00f3 xu\u1ed1ng \u0111\u01b0\u1eddng th\u1eb3ng ho\u1eb7c m\u1eb7t ph\u1eb3ng chi\u1ebfu; \u0111o\u1ea1n n\u1ed1i \u0111i\u1ec3m v\u1edbi ch\u00e2n \u0111\u01b0\u1eddng vu\u00f4ng g\u00f3c ch\u00ednh l\u00e0 kho\u1ea3ng c\u00e1ch ng\u1eafn nh\u1ea5t \u0111\u1ebfn \u0111\u01b0\u1eddng th\u1eb3ng ho\u1eb7c m\u1eb7t ph\u1eb3ng \u0111\u00f3.\"}},\n{\"@type\": \"Question\", \"name\": \"\u0110\u01b0\u1eddng vu\u00f4ng g\u00f3c v\u00e0 \u0111\u01b0\u1eddng xi\u00ean kh\u00e1c nhau th\u1ebf n\u00e0o?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"\u0110\u01b0\u1eddng vu\u00f4ng g\u00f3c l\u00e0 \u0111o\u1ea1n th\u1eb3ng ng\u1eafn nh\u1ea5t k\u1ebb t\u1eeb m\u1ed9t \u0111i\u1ec3m \u0111\u1ebfn \u0111\u01b0\u1eddng th\u1eb3ng; \u0111\u01b0\u1eddng xi\u00ean n\u00e0o c\u00f3 h\u00ecnh chi\u1ebfu d\u00e0i h\u01a1n th\u00ec \u0111\u01b0\u1eddng xi\u00ean \u0111\u00f3 c\u0169ng d\u00e0i h\u01a1n.\"}},\n{\"@type\": \"Question\", \"name\": \"H\u00ecnh chi\u1ebfu tr\u1ee5c \u0111o l\u00e0 g\u00ec?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"L\u00e0 h\u00ecnh chi\u1ebfu thu \u0111\u01b0\u1ee3c t\u1eeb ph\u00e9p chi\u1ebfu song song, th\u1ec3 hi\u1ec7n \u0111\u1ed3ng th\u1eddi c\u1ea3 ba chi\u1ec1u c\u1ee7a v\u1eadt th\u1ec3 tr\u00ean m\u1ed9t h\u00ecnh duy nh\u1ea5t, th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 minh h\u1ecda tr\u1ef1c quan trong catalogue ho\u1eb7c b\u1ea3n v\u1ebd gi\u1edbi thi\u1ec7u s\u1ea3n ph\u1ea9m.\"}},\n{\"@type\": \"Question\", \"name\": \"V\u00ec sao b\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt c\u1ea7n \u0111\u1ebfn ba h\u00ecnh chi\u1ebfu thay v\u00ec m\u1ed9t?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"V\u00ec m\u1ed9t h\u00ecnh chi\u1ebfu ch\u1ec9 th\u1ec3 hi\u1ec7n \u0111\u01b0\u1ee3c hai trong ba chi\u1ec1u c\u1ee7a v\u1eadt th\u1ec3; ph\u1ea3i ph\u1ed1i h\u1ee3p ba h\u00ecnh chi\u1ebfu \u0111\u1ee9ng, b\u1eb1ng, c\u1ea1nh m\u1edbi m\u00f4 t\u1ea3 \u0111\u1ea7y \u0111\u1ee7 chi\u1ec1u d\u00e0i, chi\u1ec1u r\u1ed9ng v\u00e0 chi\u1ec1u cao.\"}},\n{\"@type\": \"Question\", \"name\": \"H\u00ecnh chi\u1ebfu ph\u1ed1i c\u1ea3nh kh\u00e1c h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c \u1edf \u0111i\u1ec3m n\u00e0o?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"H\u00ecnh chi\u1ebfu ph\u1ed1i c\u1ea3nh t\u1ea1o c\u1ea3m gi\u00e1c g\u1ea7n to xa nh\u1ecf nh\u01b0 m\u1eaft nh\u00ecn th\u1ef1c t\u1ebf nh\u01b0ng kh\u00f4ng gi\u1eef \u0111\u00fang t\u1ef7 l\u1ec7; h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c gi\u1eef nguy\u00ean t\u1ef7 l\u1ec7 k\u00edch th\u01b0\u1edbc th\u1eadt n\u00ean \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111o \u0111\u1ea1c, gia c\u00f4ng.\"}}\n]}\n<\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u00ecnh chi\u1ebfu l\u00e0 h\u00ecnh bi\u1ec3u di\u1ec5n thu \u0111\u01b0\u1ee3c khi chi\u1ebfu m\u1ed9t \u0111i\u1ec3m, m\u1ed9t \u0111o\u1ea1n th\u1eb3ng hay m\u1ed9t v\u1eadt th\u1ec3 l\u00ean m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng ho\u1eb7c m\u1eb7t ph\u1eb3ng theo m\u1ed9t h\u01b0\u1edbng x\u00e1c \u0111\u1ecbnh. Kh\u00e1i ni\u1ec7m n\u00e0y xu\u1ea5t hi\u1ec7n \u1edf hai b\u1ed1i c\u1ea3nh kh\u00e1c nhau m\u00e0 nhi\u1ec1u b\u1ea1n hay nh\u1ea7m l\u1eabn: trong To\u00e1n h\u1ecdc, h\u00ecnh chi\u1ebfu vu\u00f4ng g\u00f3c [&hellip;]<\/p>\n","protected":false},"author":65,"featured_media":567718,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"h\u00ecnh chi\u1ebfu","_yoast_wpseo_title":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Ph\u00e2n lo\u1ea1i v\u00e0 t\u00ednh ch\u1ea5t","_yoast_wpseo_metadesc":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch 3 ph\u00e9p chi\u1ebfu, ba g\u00f3c nh\u00ecn \u0111\u1ee9ng - b\u1eb1ng - c\u1ea1nh trong v\u1ebd k\u1ef9 thu\u1eadt, c\u00e1ch x\u00e1c \u0111\u1ecbnh trong To\u00e1n h\u1ecdc v\u00e0 v\u00ed d\u1ee5 minh h\u1ecda d\u1ec5 hi\u1ec3u.","footnotes":""},"categories":[16],"tags":[],"class_list":["post-567243","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thu-thuat"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Ph\u00e2n lo\u1ea1i v\u00e0 t\u00ednh ch\u1ea5t<\/title>\n<meta name=\"description\" content=\"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch 3 ph\u00e9p chi\u1ebfu, ba g\u00f3c nh\u00ecn \u0111\u1ee9ng - b\u1eb1ng - c\u1ea1nh trong v\u1ebd k\u1ef9 thu\u1eadt, c\u00e1ch x\u00e1c \u0111\u1ecbnh trong To\u00e1n h\u1ecdc v\u00e0 v\u00ed d\u1ee5 minh h\u1ecda d\u1ec5 hi\u1ec3u.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i ph\u00e9p chi\u1ebfu v\u00e0 ba h\u00ecnh chi\u1ebfu\" \/>\n<meta property=\"og:description\" content=\"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch 3 ph\u00e9p chi\u1ebfu, ba g\u00f3c nh\u00ecn \u0111\u1ee9ng - b\u1eb1ng - c\u1ea1nh trong v\u1ebd k\u1ef9 thu\u1eadt, c\u00e1ch x\u00e1c \u0111\u1ecbnh trong To\u00e1n h\u1ecdc v\u00e0 v\u00ed d\u1ee5 minh h\u1ecda d\u1ec5 hi\u1ec3u.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/\" \/>\n<meta property=\"og:site_name\" content=\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hoanghamobilecom\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/hoanghamobilecom\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-20T07:00:59+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-21T07:59:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"628\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Vo Giang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Vo Giang\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/\"},\"author\":{\"name\":\"Vo Giang\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#\\\/schema\\\/person\\\/72d0493d28396e6a0cdc358e9260c03c\"},\"headline\":\"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i ph\u00e9p chi\u1ebfu v\u00e0 ba h\u00ecnh chi\u1ebfu\",\"datePublished\":\"2026-07-20T07:00:59+00:00\",\"dateModified\":\"2026-07-21T07:59:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/\"},\"wordCount\":2606,\"publisher\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/hinh-chieu.jpg\",\"articleSection\":[\"Th\u1ee7 thu\u1eadt\"],\"inLanguage\":\"vi\",\"copyrightYear\":\"2026\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/\",\"url\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/\",\"name\":\"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Ph\u00e2n lo\u1ea1i v\u00e0 t\u00ednh ch\u1ea5t\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/hinh-chieu.jpg\",\"datePublished\":\"2026-07-20T07:00:59+00:00\",\"dateModified\":\"2026-07-21T07:59:35+00:00\",\"description\":\"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch 3 ph\u00e9p chi\u1ebfu, ba g\u00f3c nh\u00ecn \u0111\u1ee9ng - b\u1eb1ng - c\u1ea1nh trong v\u1ebd k\u1ef9 thu\u1eadt, c\u00e1ch x\u00e1c \u0111\u1ecbnh trong To\u00e1n h\u1ecdc v\u00e0 v\u00ed d\u1ee5 minh h\u1ecda d\u1ec5 hi\u1ec3u.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/#primaryimage\",\"url\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/hinh-chieu.jpg\",\"contentUrl\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/hinh-chieu.jpg\",\"width\":1200,\"height\":628,\"caption\":\"hinh-chieu\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/hinh-chieu\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Trang ch\u1ee7\",\"item\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i ph\u00e9p chi\u1ebfu v\u00e0 ba h\u00ecnh chi\u1ebfu\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#website\",\"url\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/\",\"name\":\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#organization\",\"name\":\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\",\"url\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/wp-content\\\/uploads\\\/2021\\\/12\\\/logo-text.png\",\"contentUrl\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/wp-content\\\/uploads\\\/2021\\\/12\\\/logo-text.png\",\"width\":256,\"height\":37,\"caption\":\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\"},\"image\":{\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/hoanghamobilecom\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/#\\\/schema\\\/person\\\/72d0493d28396e6a0cdc358e9260c03c\",\"name\":\"Vo Giang\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/77997fb123ed6295d07f6612ad5a1afc8283a96f9c379981b21365a22e2cff35?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/77997fb123ed6295d07f6612ad5a1afc8283a96f9c379981b21365a22e2cff35?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/77997fb123ed6295d07f6612ad5a1afc8283a96f9c379981b21365a22e2cff35?s=96&d=mm&r=g\",\"caption\":\"Vo Giang\"},\"description\":\"M\u00ecnh l\u00e0 Giang, m\u1ed9t ng\u01b0\u1eddi k\u1ec3 chuy\u1ec7n c\u00f4ng ngh\u1ec7, ch\u1ecdn c\u00e1ch tr\u1ea3i nghi\u1ec7m v\u00e0 chia s\u1ebb nh\u1eefng gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf. V\u1edbi m\u00ecnh, m\u1ed9t thi\u1ebft b\u1ecb t\u1ed1t ch\u1ec9 khi n\u00f3 th\u1ef1c s\u1ef1 l\u00e0m cho cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a b\u1ea1n tr\u1edf n\u00ean d\u1ec5 d\u00e0ng v\u00e0 th\u00fa v\u1ecb h\u01a1n.\",\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/hoanghamobilecom\"],\"url\":\"https:\\\/\\\/hoanghamobile.com\\\/tin-tuc\\\/author\\\/giang-vo\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Ph\u00e2n lo\u1ea1i v\u00e0 t\u00ednh ch\u1ea5t","description":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch 3 ph\u00e9p chi\u1ebfu, ba g\u00f3c nh\u00ecn \u0111\u1ee9ng - b\u1eb1ng - c\u1ea1nh trong v\u1ebd k\u1ef9 thu\u1eadt, c\u00e1ch x\u00e1c \u0111\u1ecbnh trong To\u00e1n h\u1ecdc v\u00e0 v\u00ed d\u1ee5 minh h\u1ecda d\u1ec5 hi\u1ec3u.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/","og_locale":"vi_VN","og_type":"article","og_title":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i ph\u00e9p chi\u1ebfu v\u00e0 ba h\u00ecnh chi\u1ebfu","og_description":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch 3 ph\u00e9p chi\u1ebfu, ba g\u00f3c nh\u00ecn \u0111\u1ee9ng - b\u1eb1ng - c\u1ea1nh trong v\u1ebd k\u1ef9 thu\u1eadt, c\u00e1ch x\u00e1c \u0111\u1ecbnh trong To\u00e1n h\u1ecdc v\u00e0 v\u00ed d\u1ee5 minh h\u1ecda d\u1ec5 hi\u1ec3u.","og_url":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/","og_site_name":"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile","article_publisher":"https:\/\/www.facebook.com\/hoanghamobilecom","article_author":"https:\/\/www.facebook.com\/hoanghamobilecom","article_published_time":"2026-07-20T07:00:59+00:00","article_modified_time":"2026-07-21T07:59:35+00:00","og_image":[{"width":1200,"height":628,"url":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu.jpg","type":"image\/jpeg"}],"author":"Vo Giang","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"Vo Giang","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"6 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/#article","isPartOf":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/"},"author":{"name":"Vo Giang","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/72d0493d28396e6a0cdc358e9260c03c"},"headline":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i ph\u00e9p chi\u1ebfu v\u00e0 ba h\u00ecnh chi\u1ebfu","datePublished":"2026-07-20T07:00:59+00:00","dateModified":"2026-07-21T07:59:35+00:00","mainEntityOfPage":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/"},"wordCount":2606,"publisher":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#organization"},"image":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/#primaryimage"},"thumbnailUrl":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu.jpg","articleSection":["Th\u1ee7 thu\u1eadt"],"inLanguage":"vi","copyrightYear":"2026","copyrightHolder":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#organization"}},{"@type":"WebPage","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/","url":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/","name":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Ph\u00e2n lo\u1ea1i v\u00e0 t\u00ednh ch\u1ea5t","isPartOf":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#website"},"primaryImageOfPage":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/#primaryimage"},"image":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/#primaryimage"},"thumbnailUrl":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu.jpg","datePublished":"2026-07-20T07:00:59+00:00","dateModified":"2026-07-21T07:59:35+00:00","description":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch 3 ph\u00e9p chi\u1ebfu, ba g\u00f3c nh\u00ecn \u0111\u1ee9ng - b\u1eb1ng - c\u1ea1nh trong v\u1ebd k\u1ef9 thu\u1eadt, c\u00e1ch x\u00e1c \u0111\u1ecbnh trong To\u00e1n h\u1ecdc v\u00e0 v\u00ed d\u1ee5 minh h\u1ecda d\u1ec5 hi\u1ec3u.","breadcrumb":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/#primaryimage","url":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu.jpg","contentUrl":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/07\/hinh-chieu.jpg","width":1200,"height":628,"caption":"hinh-chieu"},{"@type":"BreadcrumbList","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/hinh-chieu\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Trang ch\u1ee7","item":"https:\/\/hoanghamobile.com\/tin-tuc\/"},{"@type":"ListItem","position":2,"name":"H\u00ecnh chi\u1ebfu l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i ph\u00e9p chi\u1ebfu v\u00e0 ba h\u00ecnh chi\u1ebfu"}]},{"@type":"WebSite","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#website","url":"https:\/\/hoanghamobile.com\/tin-tuc\/","name":"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile","description":"","publisher":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/hoanghamobile.com\/tin-tuc\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#organization","name":"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile","url":"https:\/\/hoanghamobile.com\/tin-tuc\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/logo\/image\/","url":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2021\/12\/logo-text.png","contentUrl":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2021\/12\/logo-text.png","width":256,"height":37,"caption":"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile"},"image":{"@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/hoanghamobilecom"]},{"@type":"Person","@id":"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/72d0493d28396e6a0cdc358e9260c03c","name":"Vo Giang","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/secure.gravatar.com\/avatar\/77997fb123ed6295d07f6612ad5a1afc8283a96f9c379981b21365a22e2cff35?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/77997fb123ed6295d07f6612ad5a1afc8283a96f9c379981b21365a22e2cff35?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/77997fb123ed6295d07f6612ad5a1afc8283a96f9c379981b21365a22e2cff35?s=96&d=mm&r=g","caption":"Vo Giang"},"description":"M\u00ecnh l\u00e0 Giang, m\u1ed9t ng\u01b0\u1eddi k\u1ec3 chuy\u1ec7n c\u00f4ng ngh\u1ec7, ch\u1ecdn c\u00e1ch tr\u1ea3i nghi\u1ec7m v\u00e0 chia s\u1ebb nh\u1eefng gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf. V\u1edbi m\u00ecnh, m\u1ed9t thi\u1ebft b\u1ecb t\u1ed1t ch\u1ec9 khi n\u00f3 th\u1ef1c s\u1ef1 l\u00e0m cho cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y c\u1ee7a b\u1ea1n tr\u1edf n\u00ean d\u1ec5 d\u00e0ng v\u00e0 th\u00fa v\u1ecb h\u01a1n.","sameAs":["https:\/\/www.facebook.com\/hoanghamobilecom"],"url":"https:\/\/hoanghamobile.com\/tin-tuc\/author\/giang-vo\/"}]}},"_links":{"self":[{"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/posts\/567243","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/users\/65"}],"replies":[{"embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/comments?post=567243"}],"version-history":[{"count":5,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/posts\/567243\/revisions"}],"predecessor-version":[{"id":568569,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/posts\/567243\/revisions\/568569"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/media\/567718"}],"wp:attachment":[{"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/media?parent=567243"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/categories?post=567243"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoanghamobile.com\/tin-tuc\/wp-json\/wp\/v2\/tags?post=567243"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}