Hai đường thẳng song song và dấu hiệu nhận biết

Home Toán lớp 7 - tập 1 Góc và đường thẳng song song Bài 9: Hai đường thẳng song song và dấu hiệu nhận biếtBài tập cơ bản

{"common":{"save":0,"post_id":"5680","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"7064","post_id":"5680","mon_id":"1158532","chapter_id":"1158546","question":"Cho hình v\u1ebd. Khi \u0111ó $\\widehat{O_1}$<\/span> và $\\widehat{M_1}$<\/span> là c\u1eb7p góc <\/p><svg height=\"150\" width=\"230\"> <g><title><\/title><rect fill=\"#fff\" height=\"152\" id=\"canvas_background\" width=\"232\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_12\" 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=\"8.30625\" x2=\"196.30625\" y1=\"40.44375\" y2=\"40\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(10 102.30625152587922,98.22187805175774) \" x1=\"8.30625\" x2=\"196.30625\" y1=\"98.44375\" y2=\"98\"><\/line> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(70 89.1531219482422,74.22187805175783) \" x1=\"8.30625\" x2=\"170\" y1=\"74.44375\" y2=\"74\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"180.30625\" xml:space=\"preserve\" y=\"107.44375\">a<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"178.30625\" xml:space=\"preserve\" y=\"30.44375\">b<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"118.30625\" xml:space=\"preserve\" y=\"147.44375\">c<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"46.30625\" xml:space=\"preserve\" y=\"34.44375\">O<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"72.30625\" xml:space=\"preserve\" y=\"118.44375\">M<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_9\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"63.30625\" xml:space=\"preserve\" y=\"62.44375\">1<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_10\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"101.30625\" xml:space=\"preserve\" y=\"95.44375\">1<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_11\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"79.30625\" xml:space=\"preserve\" y=\"36.44375\">2<\/text> <\/g> <\/svg><\/span><\/p>","options":["A.<\/strong> so le trong","B.<\/strong> \u0111\u1ed3ng v\u1ecb","C.<\/strong> k\u1ec1 bù"],"correct":"1","level":"1","hint":"","answer":"$\\widehat{O_1}$<\/span> và $\\widehat{M_1}$<\/span> là c\u1eb7p góc so le trong.<\/p><svg height=\"150\" width=\"220\"> <g><title><\/title><rect fill=\"#fff\" height=\"152\" id=\"canvas_background\" width=\"222\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_12\" 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=\"9.1\" x2=\"194.1\" y1=\"44.84375\" y2=\"45\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(10 101.60000610351591,101.921875) \" x1=\"9.1\" x2=\"194.1\" y1=\"101.84375\" y2=\"102\"><\/line> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(70 98.55000305175784,77.921875) \" x1=\"23.1\" x2=\"174\" y1=\"77.84375\" y2=\"78\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"188.1\" xml:space=\"preserve\" y=\"33.84375\">b<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"180.1\" xml:space=\"preserve\" y=\"103.84375\">a<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"56.1\" xml:space=\"preserve\" y=\"41.84375\">O<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"80.1\" xml:space=\"preserve\" y=\"121.84375\">M<\/text> <path d=\"m68.1,43.84375c0,0 -2,25 27.9,23.15625\" fill=\"#fff\" id=\"svg_10\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_11\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_13\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_14\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_15\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_16\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_17\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_18\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_19\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_20\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_21\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_22\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_23\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_24\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_25\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path fill=\"#fff\" id=\"svg_26\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <path d=\"m97.1,78.84375c38,2 39,30 39,30\" fill=\"#fff\" id=\"svg_27\" stroke=\"#000\" stroke-width=\"1.5\"><\/path> <line fill=\"none\" id=\"svg_28\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" x1=\"120.1\" x2=\"129.1\" y1=\"93.84375\" y2=\"82.84375\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_29\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"76.1\" xml:space=\"preserve\" y=\"57.84375\">1<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_30\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"110.1\" xml:space=\"preserve\" y=\"99.84375\">1<\/text> <\/g> <\/svg><\/span><\/p>\u0110áp án \u0111úng là  A.<\/strong> so le trong<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-04-12 09:32:23","option_type":"txt","len":1},{"id":"7065","post_id":"5680","mon_id":"1158532","chapter_id":"1158546","question":" Cho hình v\u1ebd. Khi \u0111ó $\\widehat{O_2}$<\/span> và $\\widehat{M_1}$<\/span>  là c\u1eb7p góc <\/p> <svg height=\"150\" width=\"230\"> <g><title><\/title><rect fill=\"#fff\" height=\"152\" id=\"canvas_background\" width=\"232\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_12\" 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=\"8.30625\" x2=\"196.30625\" y1=\"40.44375\" y2=\"40\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(10 102.30625152587922,98.22187805175774) \" x1=\"8.30625\" x2=\"196.30625\" y1=\"98.44375\" y2=\"98\"><\/line> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(70 89.1531219482422,74.22187805175783) \" x1=\"8.30625\" x2=\"170\" y1=\"74.44375\" y2=\"74\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"180.30625\" xml:space=\"preserve\" y=\"107.44375\">a<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"178.30625\" xml:space=\"preserve\" y=\"30.44375\">b<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"118.30625\" xml:space=\"preserve\" y=\"147.44375\">c<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"46.30625\" xml:space=\"preserve\" y=\"34.44375\">O<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"72.30625\" xml:space=\"preserve\" y=\"118.44375\">M<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_9\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"63.30625\" xml:space=\"preserve\" y=\"62.44375\">1<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_10\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"101.30625\" xml:space=\"preserve\" y=\"95.44375\">1<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"20\" id=\"svg_11\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"79.30625\" xml:space=\"preserve\" y=\"36.44375\">2<\/text> <\/g> <\/svg><\/span><\/p>","options":["A.<\/strong> so le trong","B.<\/strong> \u0111\u1ed3ng v\u1ecb","C.<\/strong> k\u1ec1 bù"],"correct":"2","level":"1","hint":"","answer":"Khi \u0111ó $\\widehat{O_2}$<\/span> và $\\widehat{M_1}$<\/span>  là c\u1eb7p góc \u0111\u1ed3ng v\u1ecb.<\/p><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=\"20.1\" x2=\"198.1\" y1=\"46.84375\" y2=\"46.84375\"><\/line> <line fill=\"none\" id=\"svg_2\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(10 109.10000610351577,115.84375000000001) \" x1=\"20.1\" x2=\"198.1\" y1=\"115.84375\" y2=\"115.84375\"><\/line> <line fill=\"none\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"undefined\" stroke-linejoin=\"undefined\" stroke-width=\"1.5\" transform=\"rotate(70 106.10000610351562,83.84375000000001) \" x1=\"17.1\" x2=\"195.1\" y1=\"83.84375\" y2=\"83.84375\"><\/line> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"184.1\" xml:space=\"preserve\" y=\"120.84375\">a<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"185.1\" xml:space=\"preserve\" y=\"36.84375\">b<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"109.1\" xml:space=\"preserve\" y=\"152.84375\">c<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_8\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"64.1\" xml:space=\"preserve\" y=\"40.84375\">O<\/text> <text fill=\"#000000\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_9\" stroke=\"#000\" stroke-width=\"0\" text-anchor=\"start\" x=\"82.1\" xml:space=\"preserve\" y=\"108.84375\">M<\/text> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_10\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_11\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_12\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_13\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_14\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path fill=\"none\" fill-opacity=\"null\" id=\"svg_15\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path d=\"m89.1,36.84375c17.96667,-16.28125 19.93333,0.4375 23.9,11.15625\" fill=\"none\" fill-opacity=\"null\" id=\"svg_16\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <path d=\"m114.1,108.84375c17.96667,-16.28125 19.93333,0.4375 23.9,11.15625\" fill=\"none\" fill-opacity=\"null\" id=\"svg_17\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"1.5\"><\/path> <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=\"127.1\" x2=\"130.1\" y1=\"108.84375\" y2=\"98.84375\"><\/line> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_20\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"96.1\" xml:space=\"preserve\" y=\"44.84375\">2<\/text> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"17\" id=\"svg_21\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"118.1\" xml:space=\"preserve\" y=\"116.84375\">1<\/text> <\/g> <\/svg><\/span><\/p>\u0110áp án \u0111úng là  B.<\/strong> \u0111\u1ed3ng v\u1ecb<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-04-12 09:35:32","option_type":"txt","len":1},{"id":"7066","post_id":"5680","mon_id":"1158532","chapter_id":"1158546","question":"Cho \u0111\u01b0\u1eddng th\u1eb3ng c c\u1eaft hai \u0111\u01b0\u1eddng th\u1eb3ng a và b. S\u1ed1 c\u1eb7p góc so le trong \u0111\u01b0\u1ee3c t\u1ea1o thành là<\/p>","options":["3","4","2"],"correct":"3","level":"1","hint":"","answer":"Cho \u0111\u01b0\u1eddng th\u1eb3ng c c\u1eaft hai \u0111\u01b0\u1eddng th\u1eb3ng a và b. S\u1ed1 c\u1eb7p góc so le trong \u0111\u01b0\u1ee3c t\u1ea1o thành là 2.<\/span><\/p>\u0110áp án \u0111úng là 2.<\/span><\/p>","type":"choose","extra_type":"flower","time":"0","user_id":"131","test":"1","date":"2022-04-12 09:39:18","option_type":"txt","len":0}]}