Góc nhọn, góc tù, góc bẹt

Home Lớp 4 Toán lớp 4 - Sách Kết nối tri thức Bài 8: Góc nhọn, góc tù, góc bẹt (sách KNTT)Bài tập nâng cao

{"common":{"save":0,"post_id":"6761","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"927","post_id":"6761","mon_id":"1159012","chapter_id":"1159018","question":"<p>Quan sát hình v\u1ebd và cho bi\u1ebft:<\/p><p><span class=\"svgedit\"><svg height=\"150\" width=\"300\"> <g><title><\/title><rect fill=\"#fff\" height=\"152\" id=\"canvas_background\" width=\"302\" 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><g id=\"svg_8\"> <path d=\"m23.885,129.71595l0,-111l255,111l-255,0z\" fill=\"#56ff56\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"24.00001\" x2=\"171.00001\" y1=\"129.81001\" y2=\"82.81001\"><\/line> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"6.00001\" xml:space=\"preserve\" y=\"138.81001\">A<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"4.00001\" xml:space=\"preserve\" y=\"22.81\">B<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"170.00001\" xml:space=\"preserve\" y=\"79.81001\">C<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"280.00001\" xml:space=\"preserve\" y=\"144.81001\">D<\/text> <\/g> <\/g> <\/svg><\/span><\/p><p>Trong hình có <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> góc nh\u1ecdn, <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> góc tù và <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> góc vuông.<\/p>","options":"","correct":["[\"5\",\"1\",\"1\"]"],"level":"3","hint":"","answer":"<p>Trong hình có <span style=\"color:#16a085;\"><strong>5<\/strong><\/span> góc nh\u1ecdn, <span style=\"color:#16a085;\"><strong>1<\/strong><\/span> góc tù và <span style=\"color:#16a085;\"><strong>1<\/strong><\/span> góc vuông.<\/p><p>Các s\u1ed1 c\u1ea7n \u0111i\u1ec1n l\u1ea7n l\u01b0\u1ee3t là <span style=\"color:#16a085;\"><strong>5 ; 1 ; 1<\/strong><\/span><\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"0","date":"2023-10-12 03:07:02"},{"id":"929","post_id":"6761","mon_id":"1159012","chapter_id":"1159018","question":"<p>Quan sát hình v\u1ebd và cho bi\u1ebft:<\/p><p><span class=\"svgedit\"><svg height=\"200\" width=\"300\"> <g><title><\/title><rect fill=\"#fff\" height=\"202\" id=\"canvas_background\" width=\"302\" 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> <defs> <lineargradient id=\"svg_12\" x1=\"0\" x2=\"0\" y1=\"0\" y2=\"1\"> <stop offset=\"0.41797\" stop-color=\"#ffff56\"><\/stop> <stop offset=\"1\" stop-color=\"#0000a9\"><\/stop> <\/lineargradient> <\/defs> <g><title><\/title><path d=\"m6.49805,107.95702l142.5,-76.31638l142.5,76.31638l-71.25,0l0,76.6836l-142.49999,0l0,-76.6836l-71.25,0z\" fill=\"url(#svg_12)\" id=\"svg_2\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_3\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"139.00001\" xml:space=\"preserve\" y=\"22.81\">A<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"3.00001\" xml:space=\"preserve\" y=\"133.81001\">B<\/text> <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=\"82.00001\" xml:space=\"preserve\" y=\"107.81001\">D<\/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=\"202.00001\" xml:space=\"preserve\" y=\"113.81001\">E<\/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=\"280.00001\" xml:space=\"preserve\" y=\"132.81001\">F<\/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=\"51.00001\" xml:space=\"preserve\" y=\"192.81001\">M<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"225.00001\" xml:space=\"preserve\" y=\"188.81001\">N<\/text> <\/g> <\/svg><\/span><\/p><p>Trong hình có <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> góc vuông, <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> góc nh\u1ecdn, <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> góc tù.<\/p>","options":"","correct":["[\"4\",\"2\",\"1\"]"],"level":"3","hint":"","answer":"<p>Trong hình có <span style=\"color:#16a085;\"><strong>4<\/strong><\/span> góc vuông, <span style=\"color:#16a085;\"><strong>2<\/strong><\/span> góc nh\u1ecdn, <span style=\"color:#16a085;\"><strong>1<\/strong><\/span> góc tù.<\/p><p>Các s\u1ed1 c\u1ea7n \u0111i\u1ec1n là <span style=\"color:#16a085;\"><strong>4 ; 2 ; 1<\/strong><\/span><\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"0","date":"2023-10-12 03:12:39"},{"id":"943","post_id":"6761","mon_id":"1159012","chapter_id":"1159018","question":"<p>Kim gi\u1edd và kim phút c\u1ee7a \u0111\u1ed3ng h\u1ed3 t\u1ea1o thành m\u1ed9t góc gì?<\/p><p><span class=\"svgedit\"><svg height=\"180\" width=\"180\"> <g><title><\/title><rect fill=\"#fff\" height=\"182\" id=\"canvas_background\" width=\"182\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_1\" 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y2=\"27.62189\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_10\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" transform=\"rotate(150 50.70467376708984,22.212577819824215) \" x1=\"50.70467\" x2=\"50.70467\" y1=\"16.80327\" y2=\"27.62189\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_11\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" transform=\"rotate(150 125.65481567382811,152.03002929687497) \" x1=\"125.65481\" x2=\"125.65481\" y1=\"146.76783\" y2=\"157.29221\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_12\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"88.00001\" x2=\"88.00001\" y1=\"153.81001\" y2=\"165.81\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_13\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" transform=\"rotate(30 51.586227416992195,149.88052368164062) \" x1=\"51.58623\" x2=\"51.58623\" y1=\"143.67217\" y2=\"156.08888\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_14\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" transform=\"rotate(60 25.77998352050782,122.73274230957031) \" x1=\"25.77999\" x2=\"25.77999\" y1=\"117.10452\" y2=\"128.36096\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_15\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" transform=\"rotate(90 164.00000000000003,86.80999755859376) \" x1=\"164\" x2=\"164\" y1=\"80.81001\" y2=\"92.80998\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_16\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" transform=\"rotate(120 24.442657470703118,50.11514282226563) \" x1=\"24.44266\" x2=\"24.44266\" y1=\"44.73693\" y2=\"55.49337\"><\/line> <\/g> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_19\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"88.36426\" x2=\"88\" y1=\"41.81001\" y2=\"85.81001\"><\/line> <ellipse cx=\"88.00001\" cy=\"86.81001\" fill=\"#ff0000\" id=\"svg_20\" rx=\"4\" ry=\"4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/ellipse> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_21\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"79.00001\" xml:space=\"preserve\" y=\"31.81\">12<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_22\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"115.00001\" xml:space=\"preserve\" y=\"40.81\">1<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_23\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"137.00001\" xml:space=\"preserve\" y=\"59.81001\">2<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_24\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"148.00001\" xml:space=\"preserve\" y=\"91.81001\">3<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_25\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"138.00001\" xml:space=\"preserve\" y=\"123.81001\">4<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_26\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"113.00001\" xml:space=\"preserve\" y=\"146.81001\">5<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_27\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"84.00001\" xml:space=\"preserve\" y=\"149.81001\">6<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_28\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"56.00001\" xml:space=\"preserve\" y=\"143.81001\">7<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_29\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"31.00001\" xml:space=\"preserve\" y=\"122.81001\">8<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_30\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"24.00001\" xml:space=\"preserve\" y=\"91.81001\">9<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_31\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"28.00001\" xml:space=\"preserve\" y=\"62.81001\">10<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"15\" id=\"svg_32\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"52.00001\" xml:space=\"preserve\" y=\"37.81\">11<\/text> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_9\" stroke=\"#bf0000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-width=\"1.5\" x1=\"86\" x2=\"76.00001\" y1=\"89.81001\" y2=\"108.81001\"><\/line> <\/g> <\/svg><\/span><\/p>","options":["<strong>A.<\/strong> Góc vuông","<strong>B.<\/strong> Góc nh\u1ecdn","<strong>C.<\/strong> Góc b\u1eb9t","<strong>D.<\/strong> Góc tù"],"correct":"4","level":"3","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> Góc tù<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2023-10-15 02:58:00","option_type":"txt","len":2}]}