Hai đường thẳng vuông góc - Bài tập trung bình

Home Lớp 4 Toán lớp 4 - Sách Kết nối tri thức Bài 27 - Hai đường thẳng vuông gócBài tập trung bình

{"common":{"save":0,"post_id":"6817","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1481","post_id":"6817","mon_id":"1159012","chapter_id":"1159025","question":"Cho hình ch\u1eef nh\u1eadt ABCD. Có m\u1ea5y c\u1eb7p \u0111\u01b0\u1eddng th\u1eb3ng vuông góc v\u1edbi nhau?<\/p>","options":["4","3","2","1"],"correct":"1","level":"2","hint":"","answer":"<svg height=\"150\" width=\"200\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"152\" id=\"canvas_background\" width=\"202\" 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_7\"> <rect fill=\"#fff\" height=\"86\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"147\" x=\"29\" y=\"33.25\"><\/rect> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_3\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"12\" xml:space=\"preserve\" y=\"28.25\">A<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"180\" xml:space=\"preserve\" y=\"32.25\">B<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"175\" xml:space=\"preserve\" y=\"138.25\">C<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_6\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"12\" xml:space=\"preserve\" y=\"136.25\">D<\/text> <\/g> <\/g> <\/svg><\/span><\/p>Có 4 c\u1eb7p \u0111\u01b0\u1eddng th\u1eb3ng vuông góc v\u1edbi nhau là<\/p>AB và BC, BC và CD, CD và DA, DA và AB.<\/p>Ch\u1ecdn s\u1ed1 4 .<\/span><\/strong><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2023-11-02 02:37:22","option_type":"number","len":0},{"id":"1484","post_id":"6817","mon_id":"1159012","chapter_id":"1159025","question":"Dùng ê-ke \u0111\u1ec3 ki\u1ec3m tra k\u1ebft lu\u1eadn nào là \u0111úng.<\/p><svg height=\"120\" width=\"150\"> <g><title><\/title><rect fill=\"#d4ffaa\" height=\"122\" 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><g id=\"svg_11\"> <line fill=\"none\" id=\"svg_1\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"74\" x2=\"30\" y1=\"14.25\" y2=\"110.25\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"14\" x2=\"136\" y1=\"19.25\" y2=\"107.25\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"8\" xml:space=\"preserve\" y=\"35.25\">A<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"75\" xml:space=\"preserve\" y=\"27.25\">B<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"131\" xml:space=\"preserve\" y=\"102.25\">C<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"12\" xml:space=\"preserve\" y=\"110.25\">D<\/text> <ellipse cx=\"27.5\" cy=\"28.25\" fill=\"#000000\" id=\"svg_7\" rx=\"2.5\" ry=\"3\" stroke=\"#000000\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"66.5\" cy=\"28.25\" fill=\"#000000\" id=\"svg_8\" rx=\"2.5\" ry=\"3\" stroke=\"#000000\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"36.5\" cy=\"98.25\" fill=\"#000000\" id=\"svg_9\" rx=\"2.5\" ry=\"3\" stroke=\"#000000\" stroke-width=\"1.5\"><\/ellipse> <ellipse cx=\"124\" cy=\"100.25\" fill=\"#000000\" id=\"svg_10\" rx=\"3\" ry=\"3\" stroke=\"#000000\" stroke-width=\"1.5\"><\/ellipse> <\/g> <\/g> <\/svg><\/span><\/p>","options":["A.<\/strong> Hai \u0111\u01b0\u1eddng th\u1eb3ng AC và BD không vuông góc v\u1edbi nhau.","B.<\/strong> Hai \u0111\u01b0\u1eddng th\u1eb3ng AC và BD vuông góc v\u1edbi nhau.","C.<\/strong> Hai \u0111\u01b0\u1eddng th\u1eb3ng AB và CD không vuông góc v\u1edbi nhau.","D.<\/strong> Hai \u0111\u01b0\u1eddng th\u1eb3ng AB và CD vuông góc v\u1edbi nhau."],"correct":"1","level":"2","hint":"","answer":"Ch\u1ecdn   A.<\/strong> Hai \u0111\u01b0\u1eddng th\u1eb3ng AB và CD không vuông góc v\u1edbi nhau.<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2023-11-02 02:44:10","option_type":"txt","len":3},{"id":"1513","post_id":"6817","mon_id":"1159012","chapter_id":"1159025","question":"Cho hình vuông MNPQ. Có bao nhiêu c\u1eb7p \u0111\u01b0\u1eddng th\u1eb3ng vuông góc v\u1edbi nhau?<\/p><svg height=\"200\" width=\"200\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"202\" id=\"canvas_background\" width=\"202\" 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=\"#d4aaff\" height=\"150\" id=\"svg_1\" stroke=\"#d4aaff\" stroke-width=\"1.5\" width=\"150\" x=\"25\" y=\"23.25\"><\/rect> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"16\" id=\"svg_2\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"8\" xml:space=\"preserve\" y=\"18.25\">M<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"16\" id=\"svg_3\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"178\" xml:space=\"preserve\" y=\"19.25\">N<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"16\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"9\" xml:space=\"preserve\" y=\"179.25\">P<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"16\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"180\" xml:space=\"preserve\" y=\"180.25\">Q<\/text> <\/g> <\/svg><\/span><\/p>","options":["A.<\/strong> 2","B.<\/strong> 4","C.<\/strong> 3","D.<\/strong> 1"],"correct":"2","level":"2","hint":"","answer":"<svg height=\"200\" width=\"200\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"202\" id=\"canvas_background\" width=\"202\" 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=\"#d4aaff\" height=\"150\" id=\"svg_1\" stroke=\"#d4aaff\" stroke-width=\"1.5\" width=\"150\" x=\"25\" y=\"23.25\"><\/rect> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"16\" id=\"svg_2\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"8\" xml:space=\"preserve\" y=\"18.25\">M<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"16\" id=\"svg_3\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"178\" xml:space=\"preserve\" y=\"19.25\">N<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"16\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"9\" xml:space=\"preserve\" y=\"179.25\">P<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"16\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"180\" xml:space=\"preserve\" y=\"180.25\">Q<\/text> <\/g> <\/svg><\/span><\/p>Có 4 c\u1eb7p \u0111\u01b0\u1eddng th\u1eb3ng vuông góc v\u1edbi nhau là MN và MP; NM và NQ; QN và QP; PM và PQ.<\/p>Ch\u1ecdn   B.<\/strong> 4.<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2023-11-22 02:55:26","option_type":"txt","len":0}]}