{"id":15149,"date":"2025-07-01T08:10:04","date_gmt":"2025-07-01T01:10:04","guid":{"rendered":"https:\/\/www.ckconitsha.com\/vn\/?p=15149"},"modified":"2025-07-01T17:04:34","modified_gmt":"2025-07-01T10:04:34","slug":"ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4","status":"publish","type":"post","link":"https:\/\/www.ckconitsha.com\/vn\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/","title":{"rendered":"T\u1ec9 l\u1ec7 b\u1ea3n \u0111\u1ed3 l\u00e0 g\u00ec? C\u00e1ch t\u00ednh &amp; \u1ee9ng d\u1ee5ng t\u1ec9 l\u1ec7 b\u1ea3n \u0111\u1ed3 trong to\u00e1n l\u1edbp 4"},"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\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Ty_le_ban_do_la_gi\" >T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 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\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Cac_hinh_thuc_cua_ty_le_ban_do_chi_tiet\" >C\u00e1c h\u00ecnh th\u1ee9c c\u1ee7a t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 chi ti\u1ebft<\/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\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Cach_tinh_do_dai_tren_ban_do_dua_tren_ty_le_ban_do\" >C\u00e1ch t\u00ednh \u0111\u1ed9 d\u00e0i tr\u00ean b\u1ea3n \u0111\u1ed3 d\u1ef1a tr\u00ean t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ckconitsha.com\/vn\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Ty_le_ban_do_bieu_mau_toan_hoc_lop_4\" >T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 bi\u1ec3u m\u1eabu to\u00e1n h\u1ecdc l\u1edbp 4<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.ckconitsha.com\/vn\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Mau_1_Tim_khoang_cach_truong_khi_biet_ty_le_va_khoang_cach_cua_ban_do\" >M\u1eabu 1: T\u00ecm kho\u1ea3ng c\u00e1ch tr\u01b0\u1eddng khi bi\u1ebft t\u1ef7 l\u1ec7 v\u00e0 kho\u1ea3ng c\u00e1ch c\u1ee7a b\u1ea3n \u0111\u1ed3<\/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\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Mau_2_Tim_do_dai_tren_ban_do_khi_biet_do_dai_va_ty_le_truong\" >M\u1eabu 2: T\u00ecm \u0111\u1ed9 d\u00e0i tr\u00ean b\u1ea3n \u0111\u1ed3 khi bi\u1ebft \u0111\u1ed9 d\u00e0i v\u00e0 t\u1ef7 l\u1ec7 tr\u01b0\u1eddng<\/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\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Mau_3_Tinh_ty_le_ban_do_khi_biet_do_dai_tren_ban_do_va_thuc_te\" >M\u1eabu 3: T\u00ednh t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 khi bi\u1ebft \u0111\u1ed9 d\u00e0i tr\u00ean b\u1ea3n \u0111\u1ed3 v\u00e0 th\u1ef1c t\u1ebf.<\/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\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Thuc_hanh_ap_dung_ty_le_ban_do_trong_toan_hoc_cho_tre_em_thuc_hanh\" >Th\u1ef1c h\u00e0nh \u00e1p d\u1ee5ng t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 trong to\u00e1n h\u1ecdc cho tr\u1ebb em th\u1ef1c h\u00e0nh<\/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\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Mot_so_ung_dung_cua_ty_le_ban_do\" >M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng c\u1ee7a t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3<\/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\/ti-le-ban-do-la-gi-cach-tinh-ung-dung-ti-le-ban-do-trong-toan-lop-4\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<\/p>\n<p>T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 kh\u00f4ng ch\u1ec9 xu\u1ea5t hi\u1ec7n trong \u0111\u1ecba l\u00fd, m\u00e0 c\u00f2n l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n trong ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n l\u1edbp 4 m\u00e0 h\u1ecd s\u1ebd h\u1ecdc. V\u00ec v\u1eady, \u0111\u1ec3 hi\u1ec3u t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 l\u00e0 g\u00ec? T\u00ednh to\u00e1n v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a h\u1ecd trong to\u00e1n h\u1ecdc l\u1edbp 4 nh\u01b0 th\u1ebf n\u00e0o? H\u00e3y kh\u00e1m ph\u00e1 chi ti\u1ebft th\u00eam trong b\u00e0i vi\u1ebft sau v\u1edbi kh\u1ec9.<\/p>\n<p>                                                                    <img decoding=\"async\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img_default\/monkey3.png\" alt=\"\"><\/p>\n<p class=\"title\">H\u00e0ng tri\u1ec7u tr\u1ebb em \u0111\u00e3 ph\u00e1t tri\u1ec3n c\u00e1c k\u1ef9 n\u0103ng ng\u00f4n ng\u1eef c\u1ee7a ch\u00fang th\u00f4ng qua c\u00e1c \u1ee9ng d\u1ee5ng h\u1ecdc t\u1eadp c\u1ee7a kh\u1ec9<\/p>\n<p class=\"description\">\u0110\u0103ng k\u00fd ngay \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed v\u1ec1 c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 tuy\u1ebfn h\u1ecdc h\u1ecdc cho tr\u1ebb em.<\/p>\n<p>                                                                            *Vui l\u00f2ng ki\u1ec3m tra t\u00ean \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a b\u1ea1n *Vui l\u00f2ng ki\u1ec3m tra s\u1ed1 \u0111i\u1ec7n tho\u1ea1i h\u01a1n 2.000 t\u1eeb &amp; 6.000 c\u00e2u ti\u1ebfng Anh \u0111\u1ec3 ph\u00e1t tri\u1ec3n to\u00e0n di\u1ec7n 4 k\u1ef9 n\u0103ng ti\u1ebfng Anh t\u1ed1t &#8211; ti\u1ebfng Anh theo c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i ph\u00e1t tri\u1ec3n kh\u1ea3 n\u0103ng EQ &amp; Vi\u1ec7t Nam *B\u1ea1n ch\u01b0a ch\u1ecdn b\u1ea5t k\u1ef3 m\u1ee5c n\u00e0o! \u0110\u0103ng k\u00fd t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Ty_le_ban_do_la_gi\"><\/span>T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u1ef7 l\u1ec7 gi\u1eefa kho\u1ea3ng c\u00e1ch \u0111o tr\u00ean b\u1ea3n \u0111\u1ed3 so v\u1edbi kho\u1ea3ng c\u00e1ch th\u1ef1c t\u1ebf.<\/p>\n<p dir=\"ltr\">Th\u00f4ng th\u01b0\u1eddng trong m\u1ed7i b\u1ea3n \u0111\u1ed3, t\u1ef7 l\u1ec7 \u0111\u00f3 s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean d\u01b0\u1edbi t\u00ean b\u1ea3n \u0111\u1ed3. D\u1ef1a tr\u00ean \u0111\u00f3, m\u1ecdi ng\u01b0\u1eddi s\u1ebd bi\u1ebft m\u1ee9c \u0111\u1ed9 thu nh\u1ecf c\u1ee7a v\u1ecb tr\u00ed \u0111\u00f3 trong th\u1ef1c t\u1ebf. \u0110\u1ed3ng th\u1eddi, h\u1ed7 tr\u1ee3 \u0111o kho\u1ea3ng c\u00e1ch, di\u1ec7n t\u00edch v\u00e0 c\u00e1c tham s\u1ed1 tr\u00ean b\u1ea3n \u0111\u1ed3 d\u1ec5 d\u00e0ng h\u01a1n. T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 c\u00e0ng l\u1edbn, chi ti\u1ebft b\u1ea3n \u0111\u1ed3 v\u00e0 ng\u01b0\u1ee3c l\u1ea1i c\u00e0ng cao.<\/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\/ti-le-ban-do-1.jpg\" alt=\"T\u1ef7 l\u1ec7 c\u1ee7a v\u00f9ng \u0111\u1ed3ng b\u1eb1ng M\u00ea K\u00f4ng l\u00e0 1: 2 000 000. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cac_hinh_thuc_cua_ty_le_ban_do_chi_tiet\"><\/span>C\u00e1c h\u00ecnh th\u1ee9c c\u1ee7a t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 chi ti\u1ebft<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Tr\u01b0\u1edbc khi t\u00ednh to\u00e1n t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3, m\u1ecdi ng\u01b0\u1eddi c\u1ea7n n\u1eafm b\u1eaft c\u00e1c bi\u1ec3u m\u1eabu tr\u00ean b\u1ea3n \u0111\u1ed3. Theo \u0111\u00f3, t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 s\u1ebd \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">T\u1ef7 l\u1ec7: \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng ph\u00e2n s\u1ed1, v\u1edbi s\u1ed1 1 v\u00e0 m\u1eabu c\u00e0ng l\u1edbn, t\u1ef7 l\u1ec7 c\u00e0ng nh\u1ecf v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Ng\u01b0\u1eddi cai tr\u1ecb: hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng m\u1ed9t bi\u1ec7n ph\u00e1p c\u00f3 s\u1eb5n, m\u1ed7i ph\u00e2n \u0111o\u1ea1n s\u1ebd ghi l\u1ea1i ph\u00e9p \u0111o c\u1ee5 th\u1ec3 t\u01b0\u01a1ng \u1ee9ng v\u1edbi th\u1ef1c t\u1ebf.<\/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\/ti-le-ban-do-2.jpg\" alt=\"Ch\u1ec9 \u0111\u1ecbnh c\u1ee7a t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">Th\u00f4ng th\u01b0\u1eddng, b\u1ea3n \u0111\u1ed3 c\u00e0ng l\u1edbn, c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u1ecba l\u00fd c\u00e0ng c\u00f3 s\u1eb5n tr\u00ean b\u1ea3n \u0111\u1ed3, t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 s\u1ebd \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo c\u00e1c bi\u1ec3u m\u1eabu sau:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">L\u1edbn: T\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m tr\u00ean 1: 200.000.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Trung b\u00ecnh: T\u1ef7 l\u1ec7 s\u1ebd l\u00e0 t\u1eeb 1: 200.000 \u0111\u1ebfn 1: 1.000.000.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">Nh\u1ecf: T\u1ef7 l\u1ec7 d\u01b0\u1edbi 1: 1.000.000.<\/p>\n<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Cach_tinh_do_dai_tren_ban_do_dua_tren_ty_le_ban_do\"><\/span>C\u00e1ch t\u00ednh \u0111\u1ed9 d\u00e0i tr\u00ean b\u1ea3n \u0111\u1ed3 d\u1ef1a tr\u00ean t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 t\u00ednh \u0111\u1ed9 d\u00e0i tr\u00ean b\u1ea3n \u0111\u1ed3 d\u1ef1a tr\u00ean t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3, ch\u00fang t\u00f4i l\u1ea5y \u0111\u1ed9 d\u00e0i th\u1ef1c (sau khi chuy\u1ec3n \u0111\u1ed5i c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng) chia s\u1ed1 m\u1eabu c\u1ee7a t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3:<\/p>\n<p dir=\"ltr\">C\u00f4ng th\u1ee9c: a = m: a<\/p>\n<p dir=\"ltr\">Trong \u0111\u00f3:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3: 1: A<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">A: \u0110\u1ed9 d\u00e0i thu nh\u1ecf tr\u00ean b\u1ea3n \u0111\u1ed3<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">M: \u0110\u1ed9 d\u00e0i th\u1ef1c tr\u00ean b\u1ea3n \u0111\u1ed3<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">M\u1edf r\u1ed9ng:<\/p>\n<ul>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">\u0110\u1ec3 t\u00ednh t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3, ch\u00fang t\u00f4i \u00e1p d\u1ee5ng c\u00f4ng th\u1ee9c A = A: M.<\/p>\n<\/li>\n<li dir=\"ltr\">\n<p dir=\"ltr\" role=\"presentation\">\u0110\u1ec3 t\u00ednh \u0111\u1ed9 d\u00e0i th\u1ef1c tr\u00ean b\u1ea3n \u0111\u1ed3, ch\u00fang t\u00f4i s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c m = ax a<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">L\u01b0u \u00fd: \u0110\u01a1n v\u1ecb \u0111o c\u00e1c b\u1ea3n \u0111\u1ed3 d\u00e0i tr\u00ean b\u1ea3n \u0111\u1ed3 v\u00e0 \u0111\u01a1n v\u1ecb c\u00f3 \u0111\u1ed9 d\u00e0i th\u1ef1c ph\u1ea3i gi\u1ed1ng nhau. Tr\u01b0\u1edbc khi t\u00ednh to\u00e1n, b\u1ea1n c\u1ea7n thay \u0111\u1ed5i th\u00e0nh c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5, kho\u1ea3ng c\u00e1ch t\u1eeb H\u00e0 N\u1ed9i \u0111\u1ebfn BA VI l\u00e0 40km. T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 l\u00e0 1: 1000000, kho\u1ea3ng c\u00e1ch l\u00e0 bao l\u00e2u.<\/em><\/p>\n<p dir=\"ltr\"><em>H\u01b0\u1edbng d\u1eabn:<\/em><\/p>\n<p dir=\"ltr\"><em>40 km = 40.000.000 mm<\/em><\/p>\n<p dir=\"ltr\"><em>Kho\u1ea3ng c\u00e1ch t\u1eeb H\u00e0 N\u1ed9i \u0111\u1ebfn BA VI tr\u00ean b\u1ea3n \u0111\u1ed3 d\u00e0i l\u00e0:<\/em><\/p>\n<p dir=\"ltr\"><em>40000000: 1000000 = 40 (mm)<\/em><\/p>\n<p dir=\"ltr\"><em>Tr\u1ea3 l\u1eddi: 40mm<\/em><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Ty_le_ban_do_bieu_mau_toan_hoc_lop_4\"><\/span>T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 bi\u1ec3u m\u1eabu to\u00e1n h\u1ecdc l\u1edbp 4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Trong ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n l\u1edbp 4, h\u1ecd s\u1ebd quen thu\u1ed9c v\u1edbi ki\u1ebfn \u200b\u200bth\u1ee9c t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3. C\u00f9ng v\u1edbi \u0111\u00f3, em b\u00e9 c\u1ee7a b\u1ea1n s\u1ebd h\u1ecdc v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c lo\u1ea1i b\u00e0i t\u1eadp li\u00ean quan 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\/ti-le-ban-do-3.jpg\" alt=\"D\u1ef1a tr\u00ean b\u1ea3n \u0111\u1ed3 \u0111\u1ec3 t\u00ednh t\u1ef7 l\u1ec7, kho\u1ea3ng c\u00e1ch ch\u00ednh x\u00e1c. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_1_Tim_khoang_cach_truong_khi_biet_ty_le_va_khoang_cach_cua_ban_do\"><\/span>M\u1eabu 1: T\u00ecm kho\u1ea3ng c\u00e1ch tr\u01b0\u1eddng khi bi\u1ebft t\u1ef7 l\u1ec7 v\u00e0 kho\u1ea3ng c\u00e1ch c\u1ee7a b\u1ea3n \u0111\u1ed3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: Ch\u00fang t\u00f4i l\u1ea5y chi\u1ec1u d\u00e0i thu nh\u1ecf tr\u00ean b\u1ea3n \u0111\u1ed3 v\u00e0 nh\u00e2n v\u1edbi m\u1eabu t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 \u0111\u1ec3 t\u1ea1o kho\u1ea3ng c\u00e1ch tr\u01b0\u1eddng.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5, tr\u00ean b\u1ea3n \u0111\u1ed3 t\u1ef7 l\u1ec7 l\u00e0 1: 2000 kho\u1ea3ng c\u00e1ch gi\u1eefa A v\u00e0 B l\u00e0 3cm. Kho\u1ea3ng c\u00e1ch hai \u0111i\u1ec3m th\u1ef1c t\u1ebf l\u00e0 bao nhi\u00eau?<\/em><\/p>\n<p dir=\"ltr\"><em>H\u01b0\u1edbng d\u1eabn:<\/em><\/p>\n<p dir=\"ltr\"><em>Kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c \u0111i\u1ec3m A v\u00e0 B trong th\u1ef1c t\u1ebf:<\/em><\/p>\n<p dir=\"ltr\"><em>5 x 2000 = 10.000 (cm) = 100m<\/em><\/p>\n<p dir=\"ltr\"><em>Tr\u1ea3 l\u1eddi: 100m<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_2_Tim_do_dai_tren_ban_do_khi_biet_do_dai_va_ty_le_truong\"><\/span>M\u1eabu 2: T\u00ecm \u0111\u1ed9 d\u00e0i tr\u00ean b\u1ea3n \u0111\u1ed3 khi bi\u1ebft \u0111\u1ed9 d\u00e0i v\u00e0 t\u1ef7 l\u1ec7 tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: L\u1ea5y chi\u1ec1u d\u00e0i th\u1ef1c (sau khi chuy\u1ec3n \u0111\u1ed5i th\u00e0nh c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng v\u1edbi chi\u1ec1u d\u00e0i thu nh\u1ecf \u0111\u1ec3 t\u00ecm) v\u00e0 sau \u0111\u00f3 chia theo s\u1ed1 l\u01b0\u1ee3ng t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3.<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c t\u1ec9nh Dak Nong v\u00e0 Dak Lak l\u00e0 60km. Tr\u00ean b\u1ea3n \u0111\u1ed3, t\u1ef7 l\u1ec7 l\u00e0 1: 100000. H\u1ecfi kho\u1ea3ng c\u00e1ch gi\u1eefa hai t\u1ec9nh tr\u00ean b\u1ea3n \u0111\u1ed3?<\/em><\/p>\n<p dir=\"ltr\"><em>H\u01b0\u1edbng d\u1eabn gi\u1ea3i ph\u00e1p:<\/em><\/p>\n<p dir=\"ltr\"><em>Thay \u0111\u1ed5i 60km = 6000000 cm<\/em><\/p>\n<p dir=\"ltr\"><em>Kho\u1ea3ng c\u00e1ch gi\u1eefa hai t\u1ec9nh tr\u00ean b\u1ea3n \u0111\u1ed3 1: 100000 l\u00e0:<\/em><\/p>\n<p dir=\"ltr\"><em>6000000: 100000 = 60 (cm)<\/em><\/p>\n<p dir=\"ltr\"><em>Tr\u1ea3 l\u1eddi: 60cm<\/em><\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mau_3_Tinh_ty_le_ban_do_khi_biet_do_dai_tren_ban_do_va_thuc_te\"><\/span>M\u1eabu 3: T\u00ednh t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 khi bi\u1ebft \u0111\u1ed9 d\u00e0i tr\u00ean b\u1ea3n \u0111\u1ed3 v\u00e0 th\u1ef1c t\u1ebf.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Gi\u1ea3i ph\u00e1p: \u0110\u1ec3 t\u00ednh t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 khi bi\u1ebft \u0111\u1ed9 d\u00e0i th\u1ef1c t\u1ebf v\u00e0 tr\u00ean b\u1ea3n \u0111\u1ed3, ch\u00fang t\u00f4i l\u1ea5y chi\u1ec1u d\u00e0i thu nh\u1ecf tr\u00ean b\u1ea3n \u0111\u1ed3 chia cho \u0111\u1ed9 d\u00e0i th\u1ef1c t\u1ebf (\u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh c\u00f9ng m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o).<\/p>\n<p dir=\"ltr\"><em>V\u00ed d\u1ee5: T\u00ednh t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 l\u00e0 3cm tr\u00ean b\u1ea3n \u0111\u1ed3, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 30000cm trong cu\u1ed9c s\u1ed1ng th\u1ef1c.<\/em><\/p>\n<p dir=\"ltr\"><em>H\u01b0\u1edbng d\u1eabn:<\/em><\/p>\n<p dir=\"ltr\"><em>T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 l\u00e0:<\/em><\/p>\n<p dir=\"ltr\"><em>3: 30000 = 1: 10000<\/em><\/p>\n<p dir=\"ltr\"><em>Tr\u1ea3 l\u1eddi: 1: 10000<\/em><\/p>\n<table style=\"border-collapse: collapse;width: 100%;background-color: #fbeeb8\" border=\"1\">\n<tr>\n<td style=\"width: 98.5189%\">\n<p style=\"text-align: center\">Thu\u1ed9c v\u1ec1 m\u1ed9t trong nh\u1eefng ch\u1ee7 \u0111\u1ec1 gi\u1ea3ng d\u1ea1y to\u00e1n to\u00e1n tr\u00ean \u1ee9ng d\u1ee5ng to\u00e1n h\u1ecdc kh\u1ec9, nh\u01b0ng v\u1edbi ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3ng d\u1ea1y th\u00f4ng qua video, h\u00ecnh \u1ea3nh ho\u1ea1t h\u00ecnh h\u00e0i h\u01b0\u1edbc s\u1ebd gi\u00fap tr\u1ebb d\u1ec5 d\u00e0ng ghi nh\u1edb ki\u1ebfn \u200b\u200bth\u1ee9c. C\u00f9ng v\u1edbi ph\u01b0\u01a1ng ph\u00e1p h\u1ecdc v\u00e0 ch\u01a1i, v\u00e0 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3ng d\u1ea1y t\u00edch c\u1ef1c th\u00fa v\u1ecb kh\u00e1c s\u1ebd g\u00f3p ph\u1ea7n th\u00fac \u0111\u1ea9y kh\u1ea3 n\u0103ng suy ngh\u0129, quan s\u00e1t v\u00e0 ghi nh\u1edb em b\u00e9 t\u1ed1t h\u01a1n \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t n\u1ec1n t\u1ea3ng to\u00e1n h\u1ecdc v\u1eefng ch\u1eafc. Hi\u1ec7n t\u1ea1i, c\u00f3 m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh gi\u1ea3m t\u1edbi 50%, ch\u1ec9 kho\u1ea3ng 2000 VND\/ng\u00e0y v\u1edbi m\u1ed9t cu\u1ed1n s\u1ed5 tay h\u1ecdc t\u1eadp khi mua to\u00e1n h\u1ecdc kh\u1ec9 ng\u00e0y h\u00f4m nay.<\/p>\n<\/p>\n<p><img decoding=\"async\" style=\"margin-left: auto;margin-right: auto\" class=\"lazyload\" src=\"https:\/\/external-content.duckduckgo.com\/iu\/?u=https:\/\/vnmedia2.monkeyuni.net\/upload\/web\/img\/timhieungay.png\" alt=\"\" width=\"200\"><\/p>\n<\/td>\n<\/tr>\n<\/table>\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=\"Thuc_hanh_ap_dung_ty_le_ban_do_trong_toan_hoc_cho_tre_em_thuc_hanh\"><\/span>Th\u1ef1c h\u00e0nh \u00e1p d\u1ee5ng t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 trong to\u00e1n h\u1ecdc cho tr\u1ebb em th\u1ef1c h\u00e0nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">D\u01b0\u1edbi \u0111\u00e2y kh\u1ec9 s\u1ebd t\u00f3m t\u1eaft m\u1ed9t s\u1ed1 b\u00e0i t\u1eadp li\u00ean quan \u0111\u1ebfn t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 cho tr\u1ebb th\u1ef1c h\u00e0nh v\u00e0 th\u1ef1c h\u00e0nh t\u1ed1t h\u01a1n:<\/p>\n<p dir=\"ltr\">C\u00e2u 1: Tr\u00ean b\u1ea3n \u0111\u1ed3 t\u1ef7 l\u1ec7 1: 2000 Kho\u1ea3ng c\u00e1ch gi\u1eefa hai \u0111i\u1ec3m A v\u00e0 B l\u00e0 5 cm. T\u00ednh kho\u1ea3ng c\u00e1ch c\u1ee7a hai \u0111i\u1ec3m trong th\u1ef1c t\u1ebf.<\/p>\n<p dir=\"ltr\">C\u00e2u 2: Kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c t\u1ec9nh Bac Giang v\u00e0 H\u00e0 N\u1ed9i l\u00e0 60km. Tr\u00ean b\u1ea3n \u0111\u1ed3 1: 100000, kho\u1ea3ng c\u00e1ch gi\u1eefa hai t\u1ec9nh l\u00e0 bao l\u00e2u.<\/p>\n<p dir=\"ltr\">C\u00e2u 3: Tr\u00ean b\u1ea3n \u0111\u1ed3 1: 200 chi\u1ec1u d\u00e0i h\u00ecnh ch\u1eef nh\u1eadt l\u00e0 8cm, chi\u1ec1u r\u1ed9ng l\u00e0 5 cm. T\u00ednh di\u1ec7n t\u00edch c\u1ee7a h\u00ecnh ch\u1eef nh\u1eadt \u0111\u00f3 trong th\u1ef1c t\u1ebf.<\/p>\n<p dir=\"ltr\">C\u00e2u 4: M\u1ed9t khu c\u00f4ng nghi\u1ec7p h\u00ecnh ch\u1eef nh\u1eadt c\u00f3 chu vi 56 km. Bi\u1ebft chi\u1ec1u d\u00e0i 3 l\u1ea7n chi\u1ec1u r\u1ed9ng. T\u00ednh di\u1ec7n t\u00edch c\u1ee7a khu c\u00f4ng nghi\u1ec7p tr\u00ean b\u1ea3n \u0111\u1ed3 1: 70000.<\/p>\n<p dir=\"ltr\">C\u00e2u 5: Tr\u00ean b\u1ea3n \u0111\u1ed3 1: 600 m\u1ed9t h\u00ecnh vu\u00f4ng v\u1edbi chu vi 288 cm. T\u00ednh di\u1ec7n t\u00edch c\u1ee7a h\u00ecnh vu\u00f4ng trong th\u1ef1c t\u1ebf.<\/p>\n<p dir=\"ltr\">C\u00e2u 6: Tr\u00ean b\u1ea3n \u0111\u1ed3 1: 2 000 000, kho\u1ea3ng c\u00e1ch t\u1eeb NHA Trang \u0111\u1ebfn Th\u00e0nh ph\u1ed1 H\u1ed3 Ch\u00ed Minh c\u00f3 k\u00edch th\u01b0\u1edbc 22 cm. H\u1ecfi kho\u1ea3ng c\u00e1ch \u0111\u00f3 trong th\u1ef1c t\u1ebf bao nhi\u00eau m\u00e9t r\u1ea5t nhi\u1ec1u?<\/p>\n<p dir=\"ltr\">C\u00e2u 7: \u0110\u1ea5t c\u1ee7a t\u00f4i l\u00e0 m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt c\u00f3 chi\u1ec1u d\u00e0i 20m, chi\u1ec1u r\u1ed9ng 15m. H\u1ecfi tr\u00ean b\u1ea3n \u0111\u1ed3 t\u1ef7 l\u1ec7 1: 100, chi\u1ec1u d\u00e0i c\u1ee7a m\u1ed7i b\u00ean c\u1ee7a v\u00f9ng \u0111\u1ea5t h\u00ecnh ch\u1eef nh\u1eadt l\u00e0 bao nhi\u00eau x\u0103ng &#8211; Ti &#8211; m\u00e9t?<\/p>\n<p dir=\"ltr\">C\u00e2u 8: B\u1ea3n \u0111\u1ed3 c\u1ee7a m\u1ed9t khu v\u1ef1c tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc \u0111\u01b0\u1ee3c r\u00fat ra theo t\u1ef7 l\u1ec7 1: 500. Tr\u00ean b\u1ea3n \u0111\u1ed3 chi\u1ec1u d\u00e0i \u0111\u1ea5t l\u00e0 60 cm, chi\u1ec1u r\u1ed9ng 40 cm. Tr\u00ean th\u1ef1c t\u1ebf, chi\u1ec1u d\u00e0i v\u00e0 chi\u1ec1u r\u1ed9ng c\u1ee7a tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc l\u00e0 bao nhi\u00eau m\u00e9t?<\/p>\n<p dir=\"ltr\">C\u00e2u 9: Tr\u01b0\u1eddng c\u1ee7a \u00f4ng A tr\u00ean b\u1ea3n \u0111\u1ed3 \u0111\u1ecba ch\u00ednh c\u1ee7a t\u1ef7 l\u1ec7 x\u00e3 1: 1500 v\u1edbi: chi\u1ec1u d\u00e0i 36mm, chi\u1ec1u r\u1ed9ng 20 mm. Khi \u0111\u01b0\u1ee3c h\u1ecfi tr\u00ean th\u1ef1c t\u1ebf, c\u00f3 bao nhi\u00eau m\u00e9t vu\u00f4ng c\u1ee7a c\u00e1c c\u00e1nh \u0111\u1ed3ng trong nh\u00e0 c\u1ee7a \u00f4ng A?<\/p>\n<p dir=\"ltr\">C\u00e2u 10: Tr\u00ean b\u1ea3n \u0111\u1ed3 t\u1ef7 l\u1ec7 1: 500, s\u00e0n h\u00ecnh ch\u1eef nh\u1eadt c\u00f3 chi\u1ec1u d\u00e0i \u0111o l\u00e0 2cm, chi\u1ec1u r\u1ed9ng \u0111o l\u00e0 14mm. T\u00ednh di\u1ec7n t\u00edch v\u00e0 chu vi c\u1ee7a t\u1ea7ng \u0111\u00f3.<\/p>\n<p dir=\"ltr\">C\u00e2u 11: M\u1ed9t v\u00f9ng \u0111\u1ea5t h\u00ecnh ch\u1eef nh\u1eadt c\u00f3 chu vi 48m, chi\u1ec1u r\u1ed9ng l\u00e0 chi\u1ec1u d\u00e0i 3\/5. H\u00ecnh ch\u1eef nh\u1eadt \u0111\u01b0\u1ee3c v\u1ebd ch\u1ec9 ra r\u1eb1ng \u0111\u1ea5t tr\u00ean b\u1ea3n \u0111\u1ed3 t\u1ef7 l\u1ec7 1: 300. T\u00ednh chu vi v\u00e0 di\u1ec7n t\u00edch c\u1ee7a thu nh\u1ecf h\u00ecnh ch\u1eef nh\u1eadt tr\u00ean b\u1ea3n \u0111\u1ed3.<\/p>\n<p dir=\"ltr\">C\u00e2u 12: M\u1ed9t v\u01b0\u1eddn rau h\u00ecnh ch\u1eef nh\u1eadt c\u00f3 chi\u1ec1u d\u00e0i 25m, chi\u1ec1u r\u1ed9ng 15m. Nh\u00f3m kh\u1ea3o s\u00e1t v\u1ebd r\u1eb1ng v\u01b0\u1eddn rau tr\u00ean gi\u1ea5y theo t\u1ef7 l\u1ec7 1: 500. \u0110\u01b0\u1ee3c h\u1ecfi tr\u00ean s\u01a1 \u0111\u1ed3, ph\u1ea3i r\u00fat ra chi\u1ec1u d\u00e0i v\u00e0 chi\u1ec1u r\u1ed9ng c\u1ee7a v\u01b0\u1eddn rau bao l\u00e2u?<\/p>\n<p dir=\"ltr\">C\u00e2u 13: B\u1ea3n \u0111\u1ed3 c\u1ee7a C\u00f4ng x\u00e3 Phuong \u0111\u01b0\u1ee3c r\u00fat ra theo t\u1ef7 l\u1ec7 1: 12000. Con \u0111\u01b0\u1eddng t\u1eeb tr\u1ee5 s\u1edf c\u1ee7a \u1ee6y ban x\u00e3 \u0111\u1ebfn tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc c\u00f3 chi\u1ec1u d\u00e0i 3dm. H\u1ecfi chi\u1ec1u d\u00e0i th\u1ef1c t\u1ebf c\u1ee7a con \u0111\u01b0\u1eddng t\u1eeb \u1ee6y ban x\u00e3 \u0111\u1ebfn tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc bao nhi\u00eau m\u00e9t?<\/p>\n<p dir=\"ltr\">C\u00e2u 14: M\u1ed9t v\u00f9ng \u0111\u1ea5t h\u00ecnh ch\u1eef nh\u1eadt \u0111\u01b0\u1ee3c v\u1ebd tr\u00ean b\u1ea3n \u0111\u1ed3 theo t\u1ef7 l\u1ec7 1: 3000 v\u1edbi chi\u1ec1u d\u00e0i 15cm, chi\u1ec1u r\u1ed9ng 10cm. T\u00ednh chu vi v\u00e0 di\u1ec7n t\u00edch th\u1ef1c c\u1ee7a v\u00f9ng \u0111\u1ea5t \u0111\u00f3.<\/p>\n<p dir=\"ltr\">C\u00e2u 15: Tr\u00ean b\u1ea3n \u0111\u1ed3, kho\u1ea3ng c\u00e1ch gi\u1eefa hai \u0111i\u1ec3m A v\u00e0 B l\u00e0 15cm. Kho\u1ea3ng c\u00e1ch n\u00e0y tr\u00ean th\u1ef1c t\u1ebf l\u00e0 300km. H\u1ecfi b\u1ea3n \u0111\u1ed3 n\u00e0y \u0111\u01b0\u1ee3c v\u1ebd theo t\u1ef7 l\u1ec7 n\u00e0o?<\/p>\n<table style=\"border-collapse: collapse;width: 100%;background-color: #c2e0f4\" border=\"1\">\n<tr>\n<td style=\"width: 98.5189%\">\n<p style=\"text-align: center\">Xem b\u00ed m\u1eadt v\u1ec1 tr\u00ecnh \u0111\u1ed9 1000 t\u1eeb v\u1ef1ng h\u01a1n 1000 m\u1ed7i n\u0103m v\u1edbi ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00e0o t\u1ea1o top 5 tr\u00ean th\u1ebf gi\u1edbi. \u0110\u1eb7c bi\u1ec7t! Cung c\u1ea5p 50% h\u1ecdc ph\u00ed + l\u1edbp kh\u1ec9 \u0111\u1ec3 gi\u00fap con b\u1ea1n h\u1ecdc t\u1eadp t\u1ed1t, cha m\u1eb9 \u0111i k\u00e8m hi\u1ec7u qu\u1ea3 khi \u0111\u0103ng k\u00fd.<\/p>\n<p style=\"text-align: center\">\n<p><img 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\/button_dang-ky-ngay-1.png\" alt=\"\" width=\"200\"><\/p>\n<\/td>\n<\/tr>\n<\/table>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Mot_so_ung_dung_cua_ty_le_ban_do\"><\/span>M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng c\u1ee7a t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">Trang b\u1ecb cho em b\u00e9 c\u1ee7a b\u1ea1n ki\u1ebfn \u200b\u200bth\u1ee9c v\u1ec1 t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3, kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c t\u00ednh to\u00e1n ch\u00ednh b\u00ecnh th\u01b0\u1eddng. Nh\u01b0ng n\u00f3 c\u0169ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 xem c\u00e1c con \u0111\u01b0\u1eddng, \u0111\u1ecba h\u00ecnh, \u0111o l\u01b0\u1eddng, ki\u1ebfn \u200b\u200btr\u00fac, x\u00e2y d\u1ef1ng, qu\u00e2n s\u1ef1 &#8230; \u0111\u1ec3 khi nh\u00ecn v\u00e0o n\u00f3, h\u00e3y gi\u00fap m\u1ecdi ng\u01b0\u1eddi hi\u1ec3u k\u00edch th\u01b0\u1edbc th\u1ef1c t\u1ebf c\u1ee7a h\u1ecd kh\u00f4ng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn tr\u1ef1c ti\u1ebfp.<\/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\/ti-le-ban-do-4.jpg\" alt=\"T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cao trong th\u1ef1c t\u1ebf. (\u1ea2nh: B\u1ed9 s\u01b0u t\u1eadp Internet)\" width=\"100%\"><\/p>\n<p dir=\"ltr\">\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\">T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 l\u00e0 m\u1ed9t ki\u1ebfn \u200b\u200bth\u1ee9c quan tr\u1ecdng kh\u00f4ng ch\u1ec9 trong to\u00e1n h\u1ecdc m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong th\u1ef1c t\u1ebf. Do \u0111\u00f3, ph\u1ee5 huynh v\u00e0 con c\u00e1i c\u00f3 th\u1ec3 h\u1ecdc h\u1ecfi nhi\u1ec1u h\u01a1n \u0111\u1ec3 h\u1ed7 tr\u1ee3 vi\u1ec7c h\u1ecdc v\u00e0 t\u00ednh to\u00e1n ch\u00ednh x\u00e1c h\u01a1n. Hy v\u1ecdng, th\u00f4ng qua b\u00e0i vi\u1ebft n\u00e0y, m\u1ecdi ng\u01b0\u1eddi s\u1ebd c\u00f3 nhi\u1ec1u th\u00f4ng tin h\u1eefu \u00edch h\u01a1n.<\/p>\n<p>                                      T\u00e0i li\u1ec7u tham kh\u1ea3o<\/p>\n<p>T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 <\/p>\n<p>https:\/\/eduction.nationalgeographic.org\/resource\/map-scale\/<\/p>\n<p>Quy m\u00f4 b\u1ea3n \u0111\u1ed3 l\u00e0 g\u00ec?<\/p>\n<p>https:\/\/www.ga.gov.au\/scientific-topics\/national-locing-information\/topography-maps-data\/basics\/what-is-map-scale<\/p>\n<p>Thang \u0111o b\u1ea3n \u0111\u1ed3 l\u00e0 g\u00ec?<\/p>\n<p>https:\/\/www.caliper.com\/glossary\/what-is-a-map-scale.htm<\/p>\n<p>Ngu\u1ed3n: <a href=\"http:\/\/www.ckconitsha.com\/vn\/\">http:\/\/www.ckconitsha.com\/vn\/<\/a> T\u00e1c gi\u1ea3: <a href=\"https:\/\/www.ckconitsha.com\/vn\/author\/nguyenlandung\">Nguy\u1ec5n L\u00e2n d\u0169ng<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 kh\u00f4ng ch\u1ec9 xu\u1ea5t hi\u1ec7n trong \u0111\u1ecba l\u00fd, m\u00e0 c\u00f2n l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a ki\u1ebfn \u200b\u200bth\u1ee9c c\u01a1 b\u1ea3n trong ch\u01b0\u01a1ng tr\u00ecnh to\u00e1n l\u1edbp 4 m\u00e0 h\u1ecd s\u1ebd h\u1ecdc. V\u00ec v\u1eady, \u0111\u1ec3 hi\u1ec3u t\u1ef7 l\u1ec7 b\u1ea3n \u0111\u1ed3 l\u00e0 g\u00ec? T\u00ednh to\u00e1n v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a h\u1ecd trong to\u00e1n h\u1ecdc l\u1edbp 4 nh\u01b0 th\u1ebf&#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-15149","post","type-post","status-publish","format-standard","hentry","category-kien-thuc"],"_links":{"self":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15149","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=15149"}],"version-history":[{"count":2,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15149\/revisions"}],"predecessor-version":[{"id":22182,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/posts\/15149\/revisions\/22182"}],"wp:attachment":[{"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/media?parent=15149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/categories?post=15149"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ckconitsha.com\/vn\/wp-json\/wp\/v2\/tags?post=15149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}