Chú ý: Để đảm bảo quyền lợi và bảo vệ tài khoản của mình
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HomeLớp 6Toán lớp 6 - Sách kết nối tri thứcBài 19: Hình chữ nhật. Hình thoi. Hình bình hành. Hình thang cânBài tập nâng cao
{"common":{"save":0,"post_id":"4919","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"9171","post_id":"4919","mon_id":"1158113","chapter_id":"1158129","question":"<p>Ch\u1ecdn câu <strong>sai<\/strong> v\u1ec1 hình thang cân CDMN.<\/p><p><span class=\"svgedit\"><svg height=\"140\" width=\"280\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"142\" id=\"canvas_background\" width=\"282\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"138\" id=\"svg_1\" width=\"277\" x=\"0.5\" 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\" y=\"-2\"><\/image> <\/g> <\/svg><\/span><\/p>","options":["CD song song v\u1edbi MN","CN b\u1eb1ng DM","CM b\u1eb1ng DN","C\u1ea3 ba \u0111áp án trên \u0111\u1ec1u sai"],"correct":"4","level":"3","hint":"","answer":"<p>Vì m\u1ed9t hình thang cân có hai c\u1ea1nh bên b\u1eb1ng nhau ; hai \u0111\u01b0\u1eddng chéo b\u1eb1ng nhau ; hai \u0111áy song song v\u1edbi nhau<\/p><p>Do \u0111ó:<\/p><p>CD song song v\u1edbi MN <span style=\"color:#16a085;\">\u0110úng<\/span><\/p><p>CN b\u1eb1ng DM <span style=\"color:#16a085;\">\u0110úng<\/span><\/p><p>CM b\u1eb1ng DN <span style=\"color:#16a085;\">\u0110úng<\/span><\/p><p>V\u1eady câu sai là <span style=\"color:#16a085;\"><strong>C\u1ea3 ba \u0111áp án trên \u0111\u1ec1u sai<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"1","date":"2021-10-11 03:37:29","option_type":"txt","len":2},{"id":"9175","post_id":"4919","mon_id":"1158113","chapter_id":"1158129","question":"<p>\u0110i\u1ec1n s\u1ed1 thích h\u1ee3p vào ô tr\u1ed1ng.<\/p><p>Cho hình ch\u1eef nh\u1eadt BDMN có BD = 16 dm, DM = 12 dm, BM = 20 dm. Khi \u0111ó:<\/p><p><span class=\"svgedit\"><svg height=\"165\" width=\"250\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"167\" id=\"canvas_background\" width=\"252\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"147\" id=\"svg_1\" width=\"212\" x=\"18\" xlink:href=\"data:image\/png;base64,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\" y=\"15.5\"><\/image> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"8.9\" xml:space=\"preserve\" y=\"18\">B<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"232.9\" xml:space=\"preserve\" y=\"17\">D<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"233.9\" xml:space=\"preserve\" y=\"161\">M<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"4.9\" xml:space=\"preserve\" y=\"162\">N<\/text> <\/g> <\/svg><\/span><\/p><p>MN = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> cm<\/p><p>NB = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> cm<\/p><p>DN = <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> cm<\/p>","options":"","correct":["[\"160\",\"120\",\"200\"]"],"level":"3","hint":"<p>Trong hình ch\u1eef nh\u1eadt:<\/p><p>- Các c\u1ea1nh \u0111\u1ed1i b\u1eb1ng nhau<\/p><p>- Hai \u0111\u01b0\u1eddng chéo b\u1eb1ng nhau<\/p>","answer":"<p>Cho hình ch\u1eef nh\u1eadt BDMN có BD = 16 dm, DM = 12 dm, BM = 20 dm. Khi \u0111ó:<\/p><p><span class=\"svgedit\"><svg height=\"165\" width=\"250\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"167\" id=\"canvas_background\" width=\"252\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" height=\"100%\" id=\"canvasGrid\" overflow=\"visible\" width=\"100%\" x=\"0\" y=\"0\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> <title><\/title> <image height=\"147\" id=\"svg_1\" width=\"212\" x=\"18\" xlink:href=\"data:image\/png;base64,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\" y=\"15.5\"><\/image> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"8.9\" xml:space=\"preserve\" y=\"18\">B<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"232.9\" xml:space=\"preserve\" y=\"17\">D<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"233.9\" xml:space=\"preserve\" y=\"161\">M<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"4.9\" xml:space=\"preserve\" y=\"162\">N<\/text> <\/g> <\/svg><\/span><\/p><p><strong>MN = BD = 16 dm = 160 cm<\/strong><\/p><p><strong>NB = DM = 12 dm = 120 cm<\/strong><\/p><p><strong>DN = BM = 20 dm = 200 cm<\/strong><\/p><p>V\u1eady các s\u1ed1 c\u1ea7n \u0111i\u1ec1n là <span style=\"color:#16a085;\"><strong>160<\/strong><\/span> ; <span style=\"color:#16a085;\"><strong>120<\/strong><\/span> ; <span style=\"color:#16a085;\"><strong>200<\/strong><\/span><\/p>","type":"blank","extra_type":"","time":"0","user_id":"132","test":"3","date":"2021-10-11 03:47:44"},{"id":"9177","post_id":"4919","mon_id":"1158113","chapter_id":"1158129","question":"<p>Ch\u1ecdn câu <strong>\u0111úng. <\/strong>Cho<strong> <\/strong>hình ch\u1eef nh\u1eadt EFGH có c\u1ea1nh EH = 160 mm, EF = 120 mm, HF = 200 mm<\/p><p><span class=\"svgedit\"><svg height=\"170\" width=\"260\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\"> <g><title><\/title><rect fill=\"#fff\" height=\"172\" id=\"canvas_background\" width=\"262\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_1\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><image height=\"147\" id=\"svg_8\" width=\"212\" x=\"21\" 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y=\"15.5\"><\/image> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_9\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"9.9\" xml:space=\"preserve\" y=\"15\">E<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_10\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"9.9\" xml:space=\"preserve\" y=\"165\">F<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_11\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"238.9\" xml:space=\"preserve\" y=\"166\">G<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_12\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"237.9\" xml:space=\"preserve\" y=\"24\">H<\/text> <\/g> <\/svg><\/span><\/p>","options":["GF = 12 cm","HG = 16 cm","EG = 20 cm"],"correct":"3","level":"3","hint":"","answer":"<p>Vì hình ch\u1eef nh\u1eadt EFGH có c\u1ea1nh EH = 160 mm, EF = 120 mm, HF = 200 mm.<\/p><p>Nên GF = EH = 160 mm = 16 cm (hai c\u1ea1nh \u0111\u1ed1i b\u1eb1ng nhau)<\/p><p> HG = EF = 120 mm = 12 cm (hai c\u1ea1nh \u0111\u1ed1i b\u1eb1ng nhau)<\/p><p> EG = HF = 200 mm = 20 cm (hai \u0111\u01b0\u1eddng chéo b\u1eb1ng nhau)<\/p><p>Xét các \u0111áp án:<\/p><p>GF = 12 cm <span style=\"color:#e74c3c;\">Sai <\/span>vì GF= 16 cm<span style=\"color:#e74c3c;\"><\/span><\/p><p>HG = 16 cm <span style=\"color:#e74c3c;\">Sai <\/span>vì HG = 12 cm<span style=\"color:#16a085;\"><\/span><\/p><p>EG = 20 cm <span style=\"color:#16a085;\">\u0110úng<\/span><\/p><p>V\u1eady \u0111áp án \u0111úng là <span style=\"color:#16a085;\"><strong>EG = 20 cm<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"1","date":"2021-10-11 03:53:17","option_type":"txt","len":0}]}