Ôn tập chương 4 Hình học phẳng- Bài tập dễ số 1

Home Toán lớp 6 (Sách KNTT)Toán lớp 6 Tập 1 Ôn tập chương 4: Một số hình phẳng trong thực tiễnBài tập cơ bản

{"common":{"save":0,"post_id":"4617","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"6878","post_id":"4617","mon_id":"1158113","chapter_id":"1158129","question":"Trong các hình d\u01b0\u1edbi \u0111ây, hình nào là hình thang cân<\/strong>?<\/p><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><path d=\"m15.64384,79.72236l17.625,-73.00662l58.75001,0l17.625,73.00662l-94.00001,0z\" fill=\"#ffaaaa\" id=\"svg_1\" stroke=\"#ffaaaa\" stroke-width=\"1.5\" transform=\"rotate(-0.3806229829788208 62.64384460449211,43.21905136108471) \"><\/path> <rect fill=\"#ffaaaa\" height=\"73\" 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y=\"0\"><\/image> <path d=\"m145.46553,158.99812l43,-84l43,84l-86,0z\" fill=\"#00ff00\" id=\"svg_4\" stroke=\"#000000\" stroke-width=\"1.5\"><\/path> <path d=\"m6.4805,154.45l21.75,-65.00001l72.5,0l21.74999,65.00001l-116,0z\" fill=\"#007fff\" id=\"svg_6\" stroke=\"#000000\" stroke-width=\"1.5\"><\/path> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#ffaaaa\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"43.9\" xml:space=\"preserve\" y=\"51\">1<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#ffaaaa\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"171.9\" xml:space=\"preserve\" y=\"46\">2<\/text> <text fill=\"#ffff00\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#ffaaaa\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"57.9\" xml:space=\"preserve\" y=\"129\">3<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000000\" stroke-width=\"0\" text-anchor=\"start\" x=\"180.9\" xml:space=\"preserve\" y=\"136\">4<\/text> <\/g> <\/svg><\/span><\/p>","options":["Hình 1","Hình 2","Hình 3","Hình 4"],"correct":"3","level":"1","hint":"D\u1ef1a vào m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 c\u1ee7a hình thang cân \u0111\u1ec3 nh\u1eadn d\u1ea1ng nó:<\/p>+ Hai c\u1ea1nh bên b\u1eb1ng nhau<\/p>+ Hai \u0111\u01b0\u1eddng chéo b\u1eb1ng nhau<\/p>+ Hai góc k\u1ec1 m\u1ed9t \u0111áy b\u1eb1ng nhau<\/p>+ Hai c\u1ea1nh \u0111áy song song v\u1edbi nhau<\/p>","answer":"Quan sát hình v\u1ebd ta th\u1ea5y hình thang cân là hình s\u1ed1 3.<\/p>Ch\u1ecdn \u0111áp án Hình 3<\/strong><\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"132","test":"3","date":"2021-08-30 02:35:55","option_type":"txt","len":0},{"id":"6879","post_id":"4617","mon_id":"1158113","chapter_id":"1158129","question":"Trong các hình d\u01b0\u1edbi \u0111ây, hình nào là hình vuông<\/strong>?<\/p><svg height=\"120\" width=\"380\"> <g><title><\/title><rect fill=\"#fff\" height=\"122\" id=\"canvas_background\" width=\"382\" 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><path d=\"m8.7605,60.26574l32,-55.5l32,55.5l-32,55.5l-32,-55.5z\" fill=\"#ffffaa\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path d=\"m181.66052,87.79075l20.25,-78l67.5,0l20.24999,78l-107.99999,0z\" fill=\"#aaffff\" id=\"svg_2\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <rect fill=\"#aaffaa\" height=\"82\" id=\"svg_3\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"82\" x=\"89.9\" y=\"7.85\"><\/rect> <rect fill=\"#ffd4aa\" height=\"103\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" width=\"60\" x=\"311.9\" y=\"4.85\"><\/rect> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"31.9\" xml:space=\"preserve\" y=\"65.85\">1<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"119.9\" xml:space=\"preserve\" y=\"55.85\">2<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"224.9\" xml:space=\"preserve\" y=\"58.85\">3<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"330.9\" xml:space=\"preserve\" y=\"67.85\">4<\/text> <\/g> <\/svg><\/span><\/p>","options":["Hình 1","Hình 2","Hình 3","Hình 4"],"correct":"2","level":"1","hint":"D\u1ef1a vào m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 c\u01a1 b\u1ea3n c\u1ee7a hình vuông \u0111\u1ec3 nh\u1eadn d\u1ea1ng nó:<\/p>+ B\u1ed1n c\u1ea1nh b\u1eb1ng nhau<\/p>+ B\u1ed1n góc b\u1eb1ng nhau và m\u1ed7i góc b\u1eb1ng 90$^0$<\/span><\/p>+ Hai \u0111\u01b0\u1eddng chéo b\u1eb1ng nhau<\/p>+ Hai \u0111\u01b0\u1eddng chéo vuông góc v\u1edbi nhau<\/p>+ Hai \u0111\u01b0\u1eddng chéo c\u1eaft nhau t\u1ea1i trung \u0111i\u1ec3m c\u1ee7a m\u1ed7i \u0111\u01b0\u1eddng<\/p>","answer":"Quan sát hình v\u1ebd ta th\u1ea5y hình vuông là hình s\u1ed1 2.<\/p>Ch\u1ecdn \u0111áp án Hình 2<\/strong><\/span><\/p>","type":"choose","extra_type":"shape1","time":"0","user_id":"132","test":"3","date":"2021-08-30 02:50:54","option_type":"txt","len":0},{"id":"6880","post_id":"4617","mon_id":"1158113","chapter_id":"1158129","question":"Kh\u1eb3ng \u0111\u1ecbnh nào sau \u0111ây \u0111úng<\/strong>?<\/p>Trong hình ch\u1eef nh\u1eadt:<\/p><svg height=\"100\" width=\"150\"> <g><title><\/title><rect fill=\"#fff\" height=\"102\" id=\"canvas_background\" width=\"152\" 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><rect fill=\"#ffff56\" height=\"86\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"136.99999\" x=\"5.9\" y=\"7.85\"><\/rect> <\/g> <\/svg><\/span><\/p>","options":["A. <\/strong>Hai \u0111\u01b0\u1eddng chéo b\u1eb1ng nhau","B.<\/strong> B\u1ed1n góc b\u1eb1ng nhau và b\u1eb1ng 90$^0$<\/span>","C.<\/strong> Các c\u1ea1nh \u0111\u1ed1i di\u1ec7n không b\u1eb1ng nhau","D.<\/strong> C\u1ea3 A và B \u0111\u1ec1u \u0111úng"],"correct":"4","level":"1","hint":"Trong hình ch\u1eef nh\u1eadt:<\/p>+ Các c\u1ea1nh \u0111\u1ed1i b\u1eb1ng nhau<\/p>+ B\u1ed1n góc b\u1eb1ng nhau và b\u1eb1ng 90$^0$<\/span><\/p>+ Hai \u0111\u01b0\u1eddng chéo b\u1eb1ng nhau<\/p>","answer":"Xét các \u0111áp án:<\/p>A. <\/strong>Hai \u0111\u01b0\u1eddng chéo b\u1eb1ng nhau   \u0110úng<\/span><\/p>B.<\/strong> B\u1ed1n góc b\u1eb1ng nhau và b\u1eb1ng 90$^0$<\/span>    \u0110úng<\/span><\/p>C.<\/strong> Các c\u1ea1nh \u0111\u1ed1i di\u1ec7n không b\u1eb1ng nhau   Sai<\/span><\/p>D.<\/strong> C\u1ea3 A và B \u0111\u1ec1u \u0111úng    \u0110úng<\/span><\/p>V\u1eady ch\u1ecdn \u0111áp án D. C\u1ea3 A và B \u0111\u1ec1u \u0111úng<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"3","date":"2021-08-30 03:15:35","option_type":"math","len":0}]}