Hai đường thẳng song song và dấu hiệu nhận biết

Home Lớp 7 Toán lớp 7 - Sách kết nối tri thức Bài 9: Hai đường thẳng song song và dấu hiệu nhận biếtBài tập trung bình

{"common":{"save":0,"post_id":"5681","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"7077","post_id":"5681","mon_id":"1158532","chapter_id":"1158546","question":"Ch\u1ecdn t\u1eeb thích h\u1ee3p \u0111i\u1ec3n vào ch\u1ed7 "..." trong câu sau:<\/p>Hai \u0111\u01b0\u1eddng th\u1eb3ng phân bi\u1ec7t cùng vuông góc v\u1edbi m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng th\u1ee9 ba thì chúng ... <\/p><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><line fill=\"none\" id=\"svg_1\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"13.30625\" x2=\"191.30625\" y1=\"50.44375\" y2=\"50\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"13.30625\" x2=\"191.30625\" y1=\"90.44375\" y2=\"90\"><\/line> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(90 81.65312194824219,70.22187805175783) \" x1=\"13.30625\" x2=\"150\" y1=\"70.44375\" y2=\"70\"><\/line> <rect fill=\"#fff\" height=\"16\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" width=\"13\" x=\"82.30625\" y=\"33.44375\"><\/rect> <rect fill=\"#fff\" height=\"16\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"1.5\" width=\"13\" x=\"82.30625\" y=\"73.44375\"><\/rect> <\/g> <\/svg><\/span><\/p>","options":["A.<\/strong> c\u1eaft nhau","B.<\/strong> song song v\u1edbi nhau ","C.<\/strong> vuông góc v\u1edbi nhau"],"correct":"2","level":"2","hint":"","answer":"Hai \u0111\u01b0\u1eddng th\u1eb3ng phân bi\u1ec7t cùng vuông góc v\u1edbi m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng th\u1ee9 ba thì chúng song song v\u1edbi nhau<\/span><\/p>\u0110áp án \u0111úng là  B.<\/strong> song song v\u1edbi nhau<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-04-12 10:17:07","option_type":"txt","len":2},{"id":"7078","post_id":"5681","mon_id":"1158532","chapter_id":"1158546","question":"Ch\u1ecdn t\u1eeb thích h\u1ee3p \u0111i\u1ec3n vào ch\u1ed7 "..." trong câu sau: N\u1ebfu \u0111\u01b0\u1eddng th\u1eb3ng c c\u1eaft hai \u0111\u01b0\u1eddng th\u1eb3ng a, b và trong các góc t\u1ea1o thành có m\u1ed9t c\u1eb7p góc so le trong b\u1eb1ng nhau ho\u1eb7c m\u1ed9t c\u1eb7p góc \u0111\u1ed3ng v\u1ecb b\u1eb1ng nhau thì a và b ... <svg height=\"170\" width=\"220\"> <g><title><\/title><rect fill=\"#fff\" height=\"172\" id=\"canvas_background\" width=\"222\" 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><line fill=\"none\" id=\"svg_1\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"24.1\" x2=\"200\" y1=\"50.85\" y2=\"50.85\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"24.1\" x2=\"200\" y1=\"119.85\" y2=\"119.85\"><\/line> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(60 112.05000305175784,82.85000610351561) \" x1=\"24.1\" x2=\"200\" y1=\"82.85\" y2=\"82.85\"><\/line> <path d=\"m121.1,49.85c5,24 -15,24 -15,24\" fill=\"#fff\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path d=\"m80.1,27.85c5,24 -15,24 -15,24\" fill=\"#fff\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(180 73.00123596191406,39.8499984741211) \"><\/path> <path d=\"m117.1,94.85c5,24 -15,24 -15,24\" fill=\"#fff\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(180 110.00123596191406,106.8499984741211) \"><\/path> <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=\"129.1\" xml:space=\"preserve\" y=\"152.85\">c<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"24.1\" xml:space=\"preserve\" y=\"68.85\">a<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"21.1\" xml:space=\"preserve\" y=\"139.85\">b<\/text> <\/g> <\/svg><\/span><\/p>","options":["A.<\/strong> c\u1eaft nhau","B.<\/strong> song song v\u1edbi nhau ","C.<\/strong> vuông góc v\u1edbi nhau"],"correct":"2","level":"2","hint":"","answer":"N\u1ebfu \u0111\u01b0\u1eddng th\u1eb3ng c c\u1eaft hai \u0111\u01b0\u1eddng th\u1eb3ng a, b và trong các góc t\u1ea1o thành có m\u1ed9t c\u1eb7p góc so le trong b\u1eb1ng nhau ho\u1eb7c m\u1ed9t c\u1eb7p góc \u0111\u1ed3ng v\u1ecb b\u1eb1ng nhau thì a và b song song v\u1edbi nhau.<\/span><\/p>\u0110áp án \u0111úng là  B.<\/strong> song song v\u1edbi nhau<\/span>  <\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-04-12 10:24:46","option_type":"txt","len":2},{"id":"7082","post_id":"5681","mon_id":"1158532","chapter_id":"1158546","question":"Cho hình v\u1ebd, bi\u1ebft $\\widehat{MEF}=\\widehat{NME}=30^0$<\/span> . Khi \u0111ó c\u1eb7p \u0111\u01b0\u1eddng th\u1eb3ng nào d\u01b0\u1edbi \u0111ây song song v\u1edbi nhau?<\/p><svg height=\"190\" width=\"280\"> <g><title><\/title><rect fill=\"#fff\" height=\"192\" 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><path d=\"m16.91451,155.72075l45.375,-133l151.25002,0l45.37499,133l-242.00002,0z\" fill=\"#fff\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"60.1\" x2=\"258.1\" y1=\"21.85\" y2=\"155.85\"><\/line> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_3\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path d=\"m92.1,25.85\" fill=\"none\" fill-opacity=\"null\" id=\"svg_4\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_5\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_7\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path d=\"m226.1,134.85c-28,5 -10,23 -10.1,22.15\" fill=\"none\" fill-opacity=\"null\" id=\"svg_8\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path d=\"m108.1,22.85c-28,5 -10,23 -10.1,22.15\" fill=\"none\" fill-opacity=\"null\" id=\"svg_9\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\" transform=\"rotate(180 100.24815368652344,33.9395751953125) \"><\/path> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_10\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"215.1\" xml:space=\"preserve\" y=\"28.85\">F<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_11\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"31.1\" xml:space=\"preserve\" y=\"30.85\">E<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_12\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"237.1\" xml:space=\"preserve\" y=\"184.85\">M<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_13\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"10.1\" xml:space=\"preserve\" y=\"186.85\">N<\/text> <\/g> <\/svg><\/span><\/p>","options":["A.<\/strong> EF\/\/EN","B.<\/strong> EF\/\/MN","C.<\/strong> EM\/\/FN"],"correct":"2","level":"2","hint":"N\u1ebfu \u0111\u01b0\u1eddng th\u1eb3ng c c\u1eaft hai \u0111\u01b0\u1eddng th\u1eb3ng a, b và trong các góc t\u1ea1o thành có m\u1ed9t c\u1eb7p góc so le trong b\u1eb1ng nhau ho\u1eb7c m\u1ed9t c\u1eb7p góc \u0111\u1ed3ng v\u1ecb b\u1eb1ng nhau thì a và b song song v\u1edbi nhau (kí hi\u1ec7u là a\/\/b)<\/p>","answer":"Vì $\\widehat{MEF}=\\widehat{NME}=30^0$<\/span> và hai góc này \u1edf v\u1ecb trí so le trong nên hai \u0111\u01b0\u1eddng th\u1eb3ng EF và MN song song v\u1edbi nhau (EF\/\/MN).<\/p>\u0110áp án \u0111úng là  B.<\/strong> EF\/\/MN<\/span>  <\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-04-13 08:58:46","option_type":"txt","len":0}]}