{"id":14915,"date":"2025-06-10T21:50:55","date_gmt":"2025-06-10T14:50:55","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=14915"},"modified":"2025-07-05T17:55:05","modified_gmt":"2025-07-05T10:55:05","slug":"de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/","title":{"rendered":"\u0110\u1ec1 ca m\u00e9t vu\u00f4ng h\u00e9c t\u00f4 m\u00e9t vu\u00f4ng: Kh\u00e1i ni\u1ec7m, b\u00e0i t\u1eadp &amp; c\u00e1ch gi\u1ea3i"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#May_do_vuong_met_vuong_la_gi\" >M\u00e1y \u0111o vu\u00f4ng m\u00e9t vu\u00f4ng l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Cach_chuyen_doi_chi_tiet_don_vi_DAM2_va_HM2\" >C\u00e1ch chuy\u1ec3n \u0111\u1ed5i chi ti\u1ebft \u0111\u01a1n v\u1ecb DAM2 v\u00e0 HM2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Tap_the_duc_cac_loai_met_vuong_met_vuong\" >T\u1eadp th\u1ec3 d\u1ee5c c\u00e1c lo\u1ea1i m\u00e9t vu\u00f4ng m\u00e9t vu\u00f4ng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Mau_1_Doc_hoac_viet_cac_phep_do_khu_vuc\" >M\u1eabu 1: \u0110\u1ecdc ho\u1eb7c vi\u1ebft c\u00e1c ph\u00e9p \u0111o khu v\u1ef1c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Mau_2_Chuyen_doi_don_vi_Don_vi_Don_vi\" >M\u1eabu 2: Chuy\u1ec3n \u0111\u1ed5i \u0111\u01a1n v\u1ecb \u0110\u01a1n v\u1ecb \u0110\u01a1n v\u1ecb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Mau_3_So_sanh_cac_don_vi_do_don_vi\" >M\u1eabu 3: So s\u00e1nh c\u00e1c \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Mau_4_Cac_tinh_toan_voi_cac_don_vi_do_don_vi\" >M\u1eabu 4: C\u00e1c t\u00ednh to\u00e1n v\u1edbi c\u00e1c \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Cac_bai_tap_sach_giao_khoa_DAM2_va_HM2_va_mo_rong_cho_sinh_vien\" >C\u00e1c b\u00e0i t\u1eadp s\u00e1ch gi\u00e1o khoa DAM2 v\u00e0 HM2 v\u00e0 m\u1edf r\u1ed9ng cho sinh vi\u00ean<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Bi_quyet_de_giup_tre_chinh_phuc_van_de_met_vuong_voi_mot_met_vuong_mot_cach_hieu_qua\" >B\u00ed quy\u1ebft \u0111\u1ec3 gi\u00fap tr\u1ebb chinh ph\u1ee5c v\u1ea5n \u0111\u1ec1 m\u00e9t vu\u00f4ng v\u1edbi m\u1ed9t m\u00e9t vu\u00f4ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.ckconitsha.com\/vn\/de-ca-met-vuong-hec-to-met-vuong-khai-niem-bai-tap-cach-giai\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>\u0110\u1ed3ng h\u1ed3 vu\u00f4ng -meter vu\u00f4ng l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb. C\u00f9ng v\u1edbi \u0111\u00f3, sinh vi\u00ean s\u1ebd ph\u1ea3i chinh ph\u1ee5c c\u00e1c b\u00e0i t\u1eadp li\u00ean quan. V\u00ec v\u1eady, \u0111\u1ec3 gi\u00fap h\u1ecdc sinh h\u1ecdc h\u1ecfi v\u00e0 d\u1ec5 d\u00e0ng chinh ph\u1ee5c c\u00e1c b\u00e0i t\u1eadp tr\u00ean m\u00e9t vu\u00f4ng, m\u00e9t vu\u00f4ng, h\u00e3y \u0111\u1ec3 kh\u1ec9 ngay l\u1eadp t\u1ee9c \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u00e0i vi\u1ebft sau.<\/p>\n<p>                        Xem t\u1ea5t c\u1ea3<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"May_do_vuong_met_vuong_la_gi\"><\/span>M\u00e1y \u0111o vu\u00f4ng m\u00e9t vu\u00f4ng l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">M\u00e1y \u0111o vu\u00f4ng v\u00e0 m\u00e9t vu\u00f4ng v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o di\u1ec7n t\u00edch. Trong \u0111\u00f3:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Ti\u00eau \u0111\u1ec1 m\u00e9t vu\u00f4ng: Di\u1ec7n t\u00edch c\u1ee7a qu\u1ea3ng tr\u01b0\u1eddng c\u00f3 m\u1ed9t c\u1ea1nh d\u00e0i 1 \u0111\u1eadp. Bi\u1ec3u t\u01b0\u1ee3ng: DAM2<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">M\u00e9t vu\u00f4ng: di\u1ec7n t\u00edch c\u1ee7a h\u00ecnh vu\u00f4ng c\u00f3 c\u1ea1nh d\u00e0i 1hm. Bi\u1ec3u t\u01b0\u1ee3ng: HM2<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Ch\u00fang t\u00f4i th\u1ea5y:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Qu\u1ea3ng tr\u01b0\u1eddng 1dam2 bao g\u1ed3m 100 vu\u00f4ng 1m2<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">1hm2 vu\u00f4ng bao g\u1ed3m 100 1dam2 vu\u00f4ng.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/de-ca-met-vuong-hec-to-met-vuong-1.jpg\" alt=\"DAM2 v\u00e0 HM2 l\u00e0 \u0111\u01a1n v\u1ecb \u0111o di\u1ec7n t\u00edch c\u01a1 b\u1ea3n. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cach_chuyen_doi_chi_tiet_don_vi_DAM2_va_HM2\"><\/span>C\u00e1ch chuy\u1ec3n \u0111\u1ed5i chi ti\u1ebft \u0111\u01a1n v\u1ecb DAM2 v\u00e0 HM2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">V\u1ec1 c\u01a1 b\u1ea3n, lu\u00f4n c\u00f3 c\u00e1c quy t\u1eafc gi\u1eefa \u0111o l\u01b0\u1eddng di\u1ec7n t\u00edch \u0111o l\u01b0\u1eddng v\u00e0 \u0111o l\u01b0\u1eddng theo h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng sau nh\u01b0 sau:<\/p>\n<table style=\"border-collapse: collapse;width: 100%;background-color: #fbeeb8\" border=\"1\">\n<tr>\n<td style=\"width: 98.5189%\">\n<p dir=\"ltr\">Khi di chuy\u1ec3n t\u1eeb thi\u1ebft b\u1ecb \u0111o di\u1ec7n t\u00edch t\u1eeb \u0111\u01a1n v\u1ecb l\u1edbn h\u01a1n sang \u0111\u01a1n v\u1ecb nh\u1ecf h\u01a1n, ch\u00fang t\u00f4i nh\u00e2n s\u1ed1 \u0111\u00f3 v\u1edbi 100. V\u00ed d\u1ee5, 1hm2 b\u1eb1ng 100dm2, 10dam2 b\u1eb1ng 10000m2.<\/p>\n<p dir=\"ltr\">Khi di chuy\u1ec3n \u0111\u01a1n v\u1ecb \u0111o di\u1ec7n t\u00edch t\u1eeb \u0111\u01a1n v\u1ecb nh\u1ecf sang \u0111\u01a1n v\u1ecb l\u1edbn h\u01a1n, ch\u00fang t\u00f4i chia s\u1ed1 \u0111\u00f3 cho 100. V\u00ed d\u1ee5, 200hm2 b\u1eb1ng 2km2, 2000dam2 b\u1eb1ng 20hm2.<\/p>\n<\/td>\n<\/tr>\n<\/table>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/de-ca-met-vuong-hec-to-met-vuong-2.jpg\" alt=\"M\u1ee5c ti\u00eau c\u1ee7a c\u00e1c \u0111\u01a1n v\u1ecb chuy\u1ec3n \u0111\u1ed5i c\u1ee7a ph\u00e9p \u0111o di\u1ec7n t\u00edch c\u01a1 b\u1ea3n. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tap_the_duc_cac_loai_met_vuong_met_vuong\"><\/span>T\u1eadp th\u1ec3 d\u1ee5c c\u00e1c lo\u1ea1i m\u00e9t vu\u00f4ng m\u00e9t vu\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">V\u1edbi ki\u1ebfn \u200b\u200bth\u1ee9c DAM2 v\u00e0 HM2 s\u1ebd \u0111\u01b0\u1ee3c h\u1ecdc v\u00e0 quen thu\u1ed9c v\u1edbi ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n l\u1edbp 5, v\u1edbi c\u00e1c lo\u1ea1i b\u00e0i t\u1eadp c\u01a1 b\u1ea3n nh\u01b0:<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/de-ca-met-vuong-hec-to-met-vuong-3.jpg\" alt=\"C\u00f3 nhi\u1ec1u lo\u1ea1i b\u00e0i t\u1eadp kh\u00e1c nhau v\u1ec1 c\u00e1c \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_1_Doc_hoac_viet_cac_phep_do_khu_vuc\"><\/span>M\u1eabu 1: \u0110\u1ecdc ho\u1eb7c vi\u1ebft c\u00e1c ph\u00e9p \u0111o khu v\u1ef1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: H\u1ecd c\u0169ng \u0111\u1ecdc v\u00e0 ghi d\u01b0\u1edbi d\u1ea1ng s\u1ed1 t\u1ef1 nhi\u00ean v\u00e0 th\u00eam ti\u1ec1n t\u1ed1 l\u00e0 t\u00ean c\u1ee7a \u0111\u01a1n v\u1ecb \u0111o thu\u1eadn ti\u1ec7n t\u01b0\u01a1ng \u1ee9ng.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5:<\/em><\/p>\n<p dir=\"ltr\"><em>15hm2 \u0111\u01b0\u1ee3c \u0111\u1ecdc l\u00e0 m\u01b0\u1eddi l\u0103m ha<\/em><\/p>\n<p dir=\"ltr\"><em>B\u1ed1n m\u01b0\u01a1i hai m\u01b0\u01a1i hai ch\u1ee7 \u0111\u1ec1 vu\u00f4ng \u0111\u01b0\u1ee3c vi\u1ebft l\u00e0 42dam2<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_2_Chuyen_doi_don_vi_Don_vi_Don_vi\"><\/span>M\u1eabu 2: Chuy\u1ec3n \u0111\u1ed5i \u0111\u01a1n v\u1ecb \u0110\u01a1n v\u1ecb \u0110\u01a1n v\u1ecb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: Ch\u00fang t\u00f4i ch\u1ec9 c\u1ea7n \u00e1p d\u1ee5ng quy t\u1eafc chuy\u1ec3n \u0111\u1ed5i c\u00e1c \u0111\u01a1n v\u1ecb theo h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng SI \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i t\u1eadp ch\u00ednh x\u00e1c.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5: Nh\u1eadp s\u1ed1 th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m:<\/em><\/p>\n<p dir=\"ltr\"><em>a) 7hm2 = &#8230; dam2<\/em><\/p>\n<p dir=\"ltr\"><em>b) 1m2 = &#8230; dam2<\/em><\/p>\n<p dir=\"ltr\"><em>c) 5dam2 9m2 = &#8230; m2<\/em><\/p>\n<p dir=\"ltr\"><em>Gi\u1ea3i ph\u00e1p:<\/em><\/p>\n<p dir=\"ltr\"><em>a) 1hm2 = 100dam2 SO 7hm2 = 100dam2 x 7 = 700dam2.<\/em><\/p>\n<p dir=\"ltr\"><em>V\u00ec v\u1eady, 7hm2 = 700dam2.<\/em><\/p>\n<p dir=\"ltr\"><em>b) 1dam2 = 100m2 SO 1M2 = 1\/100dam2.<\/em><\/p>\n<p dir=\"ltr\"><em>V\u00ec v\u1eady, 1m2 = 1\/100dam2<\/em><\/p>\n<p dir=\"ltr\"><em>c) 1dam2 = 100m2 SO 5dam2 = 500m2<\/em><\/p>\n<p dir=\"ltr\"><em>5dam2 9m2 = 500m2 + 9m2 = 509m2<\/em><\/p>\n<p dir=\"ltr\"><em>V\u00ec v\u1eady, 5dam2 9m2 = 509m2<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_3_So_sanh_cac_don_vi_do_don_vi\"><\/span>M\u1eabu 3: So s\u00e1nh c\u00e1c \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: \u0110\u1ec3 so s\u00e1nh \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng h\u00ecnh vu\u00f4ng -square -square -meter -square -meter -square -meter -square -meter, h\u1ecdc sinh c\u1ea7n xem x\u00e9t so s\u00e1nh v\u1edbi c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o? N\u1ebfu kh\u00f4ng, h\u00e3y chuy\u1ec3n \u0111\u1ed5i sang c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb, n\u1ebfu b\u1ea1n \u0111\u00e3 c\u00f3 c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb, ch\u1ec9 c\u1ea7n so s\u00e1nh c\u00e1c s\u1ed1 t\u1ef1 nhi\u00ean \u1edf ph\u00eda tr\u01b0\u1edbc c\u1ee7a n\u00f3.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5: \u0110i\u1ec1n v\u00e0o d\u1ea5u hi\u1ec7u th\u00edch h\u1ee3p (&lt;; &lt;; =) trong d\u1ea5u ch\u1ea5m:<\/em><\/p>\n<p dir=\"ltr\"><em>a) 32dam2 &#8230; 23dam2<\/em><\/p>\n<p dir=\"ltr\"><em>b) 18hm2 &#8230; 81hm2<\/em><\/p>\n<p dir=\"ltr\"><em>c) 7hm2 &#8230; 308dam2<\/em><\/p>\n<p dir=\"ltr\"><em>Gi\u1ea3i ph\u00e1p:<\/em><\/p>\n<p dir=\"ltr\"><em>a) L\u01b0u \u00fd r\u1eb1ng hai b\u00ean v\u00e0 \u0111\u01a1n v\u1ecb \u0111o l\u00e0 DAM2.<\/em><\/p>\n<p dir=\"ltr\"><em>32&gt; 23 n\u00ean 32dam2&gt; 23dam2<\/em><\/p>\n<p dir=\"ltr\"><em>b) Nh\u1eadn ra r\u1eb1ng hai b\u00ean v\u00e0 \u0111\u01a1n v\u1ecb \u0111o l\u00e0 HM2.<\/em><\/p>\n<p dir=\"ltr\"><em>Nh\u01b0ng 18 &lt;81 SO 18HM2 &lt;81HM2<\/em><\/p>\n<p dir=\"ltr\"><em>c) Ch\u00fang t\u00f4i c\u00f3 7hm2 = 700dam2.<\/em><\/p>\n<p dir=\"ltr\"><em>\u0110\u00f3 l\u00e0 700dam2&gt; 308dam2. V\u00ec v\u1eady, 7hm2&gt; 308dam2<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_4_Cac_tinh_toan_voi_cac_don_vi_do_don_vi\"><\/span>M\u1eabu 4: C\u00e1c t\u00ednh to\u00e1n v\u1edbi c\u00e1c \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: Khi gi\u1ea3i quy\u1ebft c\u00e1c t\u00ednh to\u00e1n gi\u1eefa c\u00e1c \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb, ch\u00fang t\u00f4i c\u0169ng s\u1ebd th\u1ef1c hi\u1ec7n gi\u1ed1ng nh\u01b0 t\u00ednh to\u00e1n s\u1ed1 t\u1ef1 nhi\u00ean v\u00e0 b\u1ed5 sung \u0111\u01a1n v\u1ecb t\u01b0\u01a1ng \u1ee9ng. Tuy nhi\u00ean, khi gi\u1ea3i quy\u1ebft t\u00ednh to\u00e1n, c\u1ea7n ph\u1ea3i \u0111\u1ea3m b\u1ea3o c\u00e1c s\u1ed1 \u0111\u00e3 cho c\u00f3 c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb, n\u1ebfu kh\u00f4ng b\u1eaft bu\u1ed9c ph\u1ea3i \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i \u1edf d\u1ea1ng 2 th\u00e0nh c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n t\u00ednh to\u00e1n.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5: Nh\u1eadp s\u1ed1 th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m:<\/em><\/p>\n<p dir=\"ltr\"><em>a) 12hm2+ 6hm2 = &#8230; hm2<\/em><\/p>\n<p dir=\"ltr\"><em>b) 42dam2 &#8211; 19dam2 = &#8230; dam2<\/em><\/p>\n<p dir=\"ltr\"><em>c) 45dam2 x 2 = &#8230; dam2<\/em><\/p>\n<p dir=\"ltr\"><em>D) 135hm2: 9 = &#8230; HM2<\/em><\/p>\n<p dir=\"ltr\"><em>Gi\u1ea3i ph\u00e1p:<\/em><\/p>\n<p dir=\"ltr\"><em>a) 12hm2+ 6hm2 = 18hm2<\/em><\/p>\n<p dir=\"ltr\"><em>b) 42dam2- 19dam2 = 23dam2<\/em><\/p>\n<p dir=\"ltr\"><em>c) Ch\u00fang t\u00f4i c\u00f3 45 x 2 = 90 SO 45dam2 x 2 = 90dam2.<\/em><\/p>\n<p dir=\"ltr\"><em>d) Ch\u00fang ta c\u00f3 135: 9 = 15 SO 135HM2: 9 = 15HM2.<\/em><\/p>\n<p dir=\"ltr\">\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_bai_tap_sach_giao_khoa_DAM2_va_HM2_va_mo_rong_cho_sinh_vien\"><\/span>C\u00e1c b\u00e0i t\u1eadp s\u00e1ch gi\u00e1o khoa DAM2 v\u00e0 HM2 v\u00e0 m\u1edf r\u1ed9ng cho sinh vi\u00ean<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Sau khi bi\u1ebft l\u00fd thuy\u1ebft, nh\u1eefng \u0111i\u1ec1u sau \u0111\u00e2y s\u1ebd l\u00e0 m\u1ed9t b\u00e0i t\u1eadp \u0111\u1ec3 h\u1ecd th\u1ef1c h\u00e0nh v\u00e0 th\u1ef1c h\u00e0nh:<\/p>\n<p dir=\"ltr\">B\u00e0i 1: \u0110\u1ecdc c\u00e1c ph\u00e9p \u0111o khu v\u1ef1c:<\/p>\n<p dir=\"ltr\">105dam2, 32 600dam2, 492hm2, 180350hm2.<\/p>\n<p dir=\"ltr\">B\u00e0i 2: Vi\u1ebft c\u00e1c ph\u00e9p \u0111o khu v\u1ef1c:<\/p>\n<p dir=\"ltr\">a) Hai tr\u0103m b\u1ea3y m\u01b0\u01a1i m\u1ed1t \u0111\u1ed1i t\u01b0\u1ee3ng vu\u00f4ng.<\/p>\n<p dir=\"ltr\">b) M\u01b0\u1eddi t\u00e1m ngh\u00ecn ch\u00edn tr\u0103m n\u0103m m\u01b0\u01a1i b\u1ed1n tr\u1ee5 s\u1edf vu\u00f4ng.<\/p>\n<p dir=\"ltr\">c) S\u00e1u tr\u0103m ba ha vu\u00f4ng.<\/p>\n<p dir=\"ltr\">d) Ba m\u01b0\u01a1i s\u00e1u s\u00e1u tr\u0103m hai m\u01b0\u01a1i ha vu\u00f4ng.<\/p>\n<p dir=\"ltr\">B\u00e0i 3:<\/p>\n<p dir=\"ltr\">a) Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m:<\/p>\n<p dir=\"ltr\">2dam2 = &#8230; m2 3dam2 15m2 = &#8230; m2<\/p>\n<p dir=\"ltr\">200m2 = &#8230; dam2 30hm2 = &#8230; dam2<\/p>\n<p dir=\"ltr\">12hm2 5dam2 = &#8230; dam2 760m2 = &#8230; dam2 &#8230; m2.<\/p>\n<p dir=\"ltr\">b) Vi\u1ebft ph\u1ea7n th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m:<\/p>\n<p dir=\"ltr\">1M2 = &#8230; DAM2 1DAM2 = &#8230; HM2<\/p>\n<p dir=\"ltr\">3M2 = &#8230; DAM2 8DAM2 = &#8230; HM2<\/p>\n<p dir=\"ltr\">27m2 = &#8230; dam2 15dam2 = &#8230; hm2.<\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 4: Vi\u1ebft c\u00e1c ph\u00e9p \u0111o sau d\u01b0\u1edbi d\u1ea1ng c\u00e1c ph\u00e9p \u0111o v\u1edbi m\u1ed9t \u0111\u01a1n v\u1ecb \u0111\u1ea7u vu\u00f4ng<\/p>\n<p dir=\"ltr\">a) 5dam2 23m2; b) 16dam2 91m2; c) 32dam2 5m2.<\/p>\n<p dir=\"ltr\">M\u1eabu: 5DAM2 23M2 = 5DAM2 + 23\/100 DAM2 = 5 23\/100 DAM2.<\/p>\n<p dir=\"ltr\">B\u00e0i 5: Khu v\u1ef1c c\u1ee7a m\u1ed9t tr\u01b0\u1eddng h\u1ecdc l\u00e0 2hm2. Trong \u0111\u00f3 khu v\u1ef1c x\u00e2y d\u1ef1ng c\u00e1c l\u1edbp h\u1ecdc chi\u1ebfm 2\/5 khu v\u1ef1c c\u1ee7a tr\u01b0\u1eddng. V\u1eady khu v\u1ef1c x\u00e2y d\u1ef1ng l\u1edbp h\u1ecdc l\u00e0 g\u00ec?<\/p>\n<p dir=\"ltr\">B\u00e0i 6: M\u1ecdi ng\u01b0\u1eddi tr\u1ed3ng ng\u00f4 tr\u00ean m\u1ed9t tr\u01b0\u1eddng h\u00ecnh ch\u1eef nh\u1eadt c\u00f3 chi\u1ec1u r\u1ed9ng 40m, chi\u1ec1u d\u00e0i 2\/3 chi\u1ec1u r\u1ed9ng. Trung b\u00ecnh, c\u1ee9 sau 100m2 thu \u0111\u01b0\u1ee3c 50kg ng\u00f4. M\u1ecdi ng\u01b0\u1eddi thu ho\u1ea1ch tr\u00ean l\u0129nh v\u1ef1c \u0111\u00f3 c\u00f3 bao nhi\u00eau t\u1ea1?<\/p>\n<p dir=\"ltr\">B\u00e0i 7: Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m:<\/p>\n<p dir=\"ltr\">3dam2 = &#8230; M2<\/p>\n<p dir=\"ltr\">4dam2 = &#8230; M2<\/p>\n<p dir=\"ltr\">500m2 = &#8230; DAM2<\/p>\n<p dir=\"ltr\">4hm2 = &#8230; dam2<\/p>\n<p dir=\"ltr\">12hm2 6dam2 = &#8230; dam2<\/p>\n<p dir=\"ltr\">240m2 = &#8230; dam2 &#8230; m2.<\/p>\n<p dir=\"ltr\">B\u00e0i 8: S\u00e2n b\u00f3ng chuy\u1ec1n h\u00ecnh ch\u1eef nh\u1eadt l\u00e0 18m v\u00e0 9m. Vui l\u00f2ng vi\u1ebft ph\u00e9p \u0111o di\u1ec7n t\u00edch c\u1ee7a s\u00e2n b\u00f3ng chuy\u1ec1n v\u1edbi \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng l\u00e0 h\u00ecnh vu\u00f4ng.<\/p>\n<p dir=\"ltr\">B\u00e0i 9: T\u00ednh to\u00e1n<\/p>\n<p dir=\"ltr\">A) 34dm2 + 53 DAM2<\/p>\n<p dir=\"ltr\">b) 25hm2 + 450dam2<\/p>\n<p dir=\"ltr\">c) 71dam2 + 480 m2<\/p>\n<p dir=\"ltr\">d) 642m2 43dam2 + 3190m2<\/p>\n<p dir=\"ltr\">e) 34hm2 x 5km2<\/p>\n<p dir=\"ltr\">f) 270dam2: 3hm2<\/p>\n<p dir=\"ltr\">B\u00e0i h\u1ecdc 10:<\/p>\n<p dir=\"ltr\">a) Vi\u1ebft s\u1ed1 th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m<\/p>\n<p dir=\"ltr\">3 dam2 = \u2026\u2026\u2026 m2<\/p>\n<p dir=\"ltr\">2 DAM2 90m2 = M\u1ea1nh. M2<\/p>\n<p dir=\"ltr\">15 HM2 = DAM DAM2<\/p>\n<p dir=\"ltr\">17 DAM2 5M2 = M\u1ea1nh. M2<\/p>\n<p dir=\"ltr\">500m2 = \u2026\u2026 ..dam2<\/p>\n<p dir=\"ltr\">20 HM2 34 DAM2 = M\u1ea1nh .DAM2<\/p>\n<p dir=\"ltr\">7000 dam2 =\u2026 ..hm2<\/p>\n<p dir=\"ltr\">892m2 = \u2026\u2026 dam2<\/p>\n<p dir=\"ltr\">b) Vi\u1ebft ph\u1ea7n th\u00edch h\u1ee3p trong d\u1ea5u ch\u1ea5m<\/p>\n<p dir=\"ltr\">1m2 = \u2026\u2026\u2026\u2026 ..dam2<\/p>\n<p dir=\"ltr\">4m2 = \u2026\u2026\u2026\u2026 .dam2<\/p>\n<p dir=\"ltr\">38m2 = \u2026\u2026\u2026 .dam2<\/p>\n<p dir=\"ltr\">1dam2 = \u2026\u2026\u2026 ..HM2<\/p>\n<p dir=\"ltr\">7 dam2 = \u2026\u2026\u2026 HM2<\/p>\n<p dir=\"ltr\">52 dam2 = \u2026\u2026\u2026 .hm2<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Bi_quyet_de_giup_tre_chinh_phuc_van_de_met_vuong_voi_mot_met_vuong_mot_cach_hieu_qua\"><\/span>B\u00ed quy\u1ebft \u0111\u1ec3 gi\u00fap tr\u1ebb chinh ph\u1ee5c v\u1ea5n \u0111\u1ec1 m\u00e9t vu\u00f4ng v\u1edbi m\u1ed9t m\u00e9t vu\u00f4ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 gi\u00fap tr\u1ebb em c\u00f3 th\u1ec3 h\u1ecdc h\u1ecfi, h\u1ea5p th\u1ee5 t\u1ed1t v\u00e0 chinh ph\u1ee5c lo\u1ea1i b\u00e0i t\u1eadp n\u00e0y, c\u0169ng nh\u01b0 nhi\u1ec1u ki\u1ebfn \u200b\u200bth\u1ee9c to\u00e1n h\u1ecdc li\u00ean quan, \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 l\u1eddi khuy\u00ean h\u1eefu \u00edch:<\/p>\n<p dir=\"ltr\"><img decoding=\"async\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/de-ca-met-vuong-hec-to-met-vuong-4.jpg\" alt=\"N\u00f3 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u1ef1c h\u00e0nh v\u1edbi em b\u00e9 c\u1ee7a b\u1ea1n. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Hi\u1ec3u nh\u1eefng thay \u0111\u1ed5i gi\u1eefa c\u00e1c \u0111\u01a1n v\u1ecb: Th\u00f4ng th\u01b0\u1eddng trong k\u1ef3 thi, c\u00e1c b\u00e0i t\u1eadp n\u00e2ng cao ch\u1ee7 y\u1ebfu l\u00e0 v\u1ec1 vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i c\u00e1c \u0111\u01a1n v\u1ecb. Do \u0111\u00f3, cha m\u1eb9 n\u00ean h\u01b0\u1edbng d\u1eabn con c\u00e1i c\u1ee7a h\u1ecd c\u00e1ch chuy\u1ec3n \u0111\u1ed5i c\u00e1c \u0111\u01a1n v\u1ecb \u0111\u1ec3 \u0111o khu v\u1ef1c n\u1ebfu ch\u00fang qu\u00ean ho\u1eb7c kh\u00f4ng hi\u1ec3u, \u0111\u1ec3 ch\u00fang th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 chinh ph\u1ee5c b\u00e0i t\u1eadp.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">T\u00ecm hi\u1ec3u m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n nhanh: V\u1ec1 c\u01a1 b\u1ea3n, c\u00e1c b\u00e0i t\u1eadp v\u1ec1 HM2 v\u00e0 DAM2 \u0111ang th\u1ef1c hi\u1ec7n vi\u1ec7c b\u1ed5 sung, tr\u1eeb, nh\u00e2n v\u00e0 chia. V\u00ec v\u1eady, \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c k\u1ef9 n\u0103ng t\u00ednh to\u00e1n nhanh \u0111\u1ec3 h\u1ed7 tr\u1ee3 t\u00ednh to\u00e1n nhanh h\u01a1n v\u00e0 ch\u00ednh x\u00e1c h\u01a1n.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Th\u1ef1c h\u00e0nh v\u00e0 th\u1ef1c h\u00e0nh th\u01b0\u1eddng xuy\u00ean: &#8220;H\u1ecdc v\u1edbi h\u00e0nh&#8221; l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft. Do \u0111\u00f3, ph\u1ee5 huynh n\u00ean h\u1ecfi, khuy\u1ebfn kh\u00edch tr\u1ebb l\u00e0m b\u00e0i t\u1eadp v\u1ec1 nh\u00e0 trong l\u1edbp, s\u00e1ch gi\u00e1o khoa, b\u00e0i t\u1eadp, h\u1ecdc th\u00eam ki\u1ebfn \u200b\u200bth\u1ee9c tr\u00ean internet &#8230; \u0111\u1ec3 h\u1ed7 tr\u1ee3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng c\u00f3 \u0111\u01b0\u1ee3c, ghi nh\u1edb v\u00e0 h\u1ecdc to\u00e1n t\u1ed1t h\u01a1n.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">\u0110\u01b0\u1ee3c trang b\u1ecb m\u1ed9t n\u1ec1n t\u1ea3ng to\u00e1n h\u1ecdc cho tr\u1ebb em v\u1edbi to\u00e1n h\u1ecdc kh\u1ec9: \u0110\u00e2y l\u00e0 m\u1ed9t \u1ee9ng d\u1ee5ng gi\u1ea3ng d\u1ea1y to\u00e1n h\u1ecdc song ng\u1eef tr\u1ef1c tuy\u1ebfn cho tr\u1ebb m\u1eabu gi\u00e1o v\u00e0 tr\u1ebb em ti\u1ec3u h\u1ecdc. V\u1edbi vi\u1ec7c gi\u1ea3ng d\u1ea1y th\u00f4ng qua c\u00e1c video, ho\u1ea1t h\u00ecnh h\u00e0i h\u01b0\u1edbc, tr\u00f2 ch\u01a1i t\u01b0\u01a1ng t\u00e1c, c\u00e1c b\u00e0i t\u1eadp b\u1ed5 sung &#8230; t\u1ea1i \u1ee9ng d\u1ee5ng s\u1ebd gi\u00fap c\u1ea3i thi\u1ec7n s\u1ef1 quan t\u00e2m khi con b\u1ea1n h\u1ecdc t\u1eadp nhi\u1ec1u h\u01a1n. C\u00f9ng v\u1edbi Shining Home &#8211; Gia \u0111\u00ecnh Anh Ng\u1eef Math c\u0169ng \u0111\u00e3 x\u00e2y d\u1ef1ng nhi\u1ec1u t\u00ednh n\u0103ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 ti\u1ebfng Anh cho to\u00e1n h\u1ecdc ti\u1ebfng Anh, c\u0169ng nh\u01b0 c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 gi\u00fap ph\u1ee5 huynh gi\u00e1m s\u00e1t, qu\u1ea3n l\u00fd v\u00e0 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng h\u1ecdc t\u1eadp c\u1ee7a h\u1ecd t\u1ed1t nh\u1ea5t.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\"> <img loading=\"lazy\" decoding=\"async\" style=\"margin-left: auto;margin-right: auto\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia.monkeyuni.net\/upload\/web\/img\/nhantuvanmienphi.png\" alt=\"\" width=\"200\" height=\"39\"><\/p>\n<p dir=\"ltr\" style=\"text-align: center\"><a href=\"https:\/\/www.youtube.com\/watch?v=7DSJPVHFROS\" target=\"_blank\" rel=\"noopener\">https:\/\/www.youtube.com\/watch?v=7DSJPVHFROS<\/a><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/p>\n<p dir=\"ltr\">Tr\u00ean \u0111\u00e2y l\u00e0 ki\u1ebfn \u200b\u200bth\u1ee9c chia s\u1ebb v\u1ec1 \u0111\u01a1n v\u1ecb \u0111o di\u1ec7n t\u00edch c\u1ee7a m\u00e9t vu\u00f4ng m\u00e9t vu\u00f4ng. Hy v\u1ecdng, d\u1ef1a tr\u00ean c\u00e1c th\u00f4ng tin tr\u00ean, ph\u1ee5 huynh s\u1ebd c\u00f3 nhi\u1ec1u ki\u1ebfn \u200b\u200bth\u1ee9c h\u01a1n \u0111\u1ec3 h\u1ed7 tr\u1ee3 vi\u1ec7c h\u1ecdc to\u00e1n c\u1ee7a em b\u00e9 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1ed1t h\u01a1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ed3ng h\u1ed3 vu\u00f4ng -meter vu\u00f4ng l\u00e0 m\u1ed9t trong nh\u1eefng \u0111\u01a1n v\u1ecb \u0111o \u0111\u01a1n v\u1ecb. C\u00f9ng v\u1edbi \u0111\u00f3, sinh vi\u00ean s\u1ebd ph\u1ea3i chinh ph\u1ee5c c\u00e1c b\u00e0i t\u1eadp li\u00ean quan. V\u00ec v\u1eady, \u0111\u1ec3 gi\u00fap h\u1ecdc sinh h\u1ecdc h\u1ecfi v\u00e0 d\u1ec5 d\u00e0ng chinh ph\u1ee5c c\u00e1c b\u00e0i t\u1eadp tr\u00ean m\u00e9t vu\u00f4ng, m\u00e9t vu\u00f4ng, h\u00e3y \u0111\u1ec3 kh\u1ec9 ngay l\u1eadp t\u1ee9c&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-14915","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/14915","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/comments?post=14915"}],"version-history":[{"count":1,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/14915\/revisions"}],"predecessor-version":[{"id":17886,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/14915\/revisions\/17886"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=14915"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=14915"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=14915"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}