Diện tích của một hình. Xăng-ti-mét vuông

Home Lớp 3 Toán lớp 3 - Sách Kết nối tri thức Bài 51: Diện tích của một hình. Xăng-ti-mét vuôngBài tập trung bình

{"common":{"save":0,"post_id":"5899","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1221","post_id":"5899","mon_id":"1158530","chapter_id":"1158694","question":"<p>Bi\u1ebft m\u1ed7i ô vuông có di\u1ec7n tích 1 cm², h\u1ecfi di\u1ec7n tích c\u1ee7a hình ch\u1eef nh\u1eadt trong hình là bao nhiêu x\u0103ng-ti-mét vuông?<\/p><p><span class=\"svgedit\"><svg height=\"140\" width=\"250\"> <g><title><\/title><rect fill=\"#fff\" height=\"142\" 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><g id=\"svg_71\"> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"5.30625\" y=\"8.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"45.30625\" y=\"8.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"85.30625\" y=\"8.2375\"><\/rect> <g id=\"svg_8\"> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"5.30625\" y=\"48.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_6\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"45.30625\" y=\"48.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"85.30625\" y=\"48.2375\"><\/rect> <\/g> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_9\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"5.30625\" y=\"88.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_10\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"45.30625\" y=\"88.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_11\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"85.30625\" y=\"88.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_14\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"5.30625\" y=\"48.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_15\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"45.30625\" y=\"48.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_16\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"85.30625\" y=\"48.2375\"><\/rect> <g id=\"svg_31\"> <g id=\"svg_22\"> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_19\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"124.30625\" y=\"8.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_20\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"164.30625\" y=\"8.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_21\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"204.30625\" y=\"8.2375\"><\/rect> <\/g> <g id=\"svg_26\"> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_23\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"124.30625\" y=\"48.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_24\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"164.30625\" y=\"48.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_25\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"204.30625\" y=\"48.2375\"><\/rect> <\/g> <g id=\"svg_30\"> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_27\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"124.30625\" y=\"88.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_28\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"164.30625\" y=\"88.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_29\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"204.30625\" y=\"88.2375\"><\/rect> <\/g> <\/g> <g id=\"svg_35\"> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_32\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"124.30625\" y=\"48.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_33\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"164.30625\" y=\"48.2375\"><\/rect> <rect fill=\"#aad4ff\" height=\"40\" id=\"svg_34\" stroke=\"#000\" stroke-width=\"1.5\" width=\"40\" x=\"204.30625\" y=\"48.2375\"><\/rect> <\/g> <\/g> <\/g> <\/svg><\/span><\/p>","options":["15 cm²","18 cm²","16 cm²","17 cm²"],"correct":"2","level":"2","hint":"","answer":"<p>Vì hình ch\u1eef nh\u1eadt trong hình g\u1ed3m 18 ô vuông, m\u1ed7i ô vuông có di\u1ec7n tích 1 cm² nên di\u1ec7n tích c\u1ee7a hình ch\u1eef nh\u1eadt là <span style=\"color:#16a085;\"><strong>18 cm²<\/strong><\/span><\/p>","type":"choose","extra_type":"cloud","time":"0","user_id":"131","test":"1","date":"2022-06-12 07:38:34","option_type":"txt","len":0},{"id":"1224","post_id":"5899","mon_id":"1158530","chapter_id":"1158694","question":"<p>Bi\u1ebft m\u1ed7i ô vuông có di\u1ec7n tích 1 cm², so sánh di\u1ec7n tích c\u1ee7a hình M và di\u1ec7n tích c\u1ee7a hình N.<\/p><p><span class=\"svgedit\"><svg height=\"210\" width=\"250\"> <g><title><\/title><rect fill=\"#fff\" height=\"212\" id=\"canvas_background\" width=\"252\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_19\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><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=\"40.30625\" xml:space=\"preserve\" y=\"205.2375\">M<\/text> <g id=\"svg_20\"> <g id=\"svg_13\"> <rect fill=\"#aaffff\" height=\"43\" id=\"svg_11\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"142.30625\" y=\"21.2375\"><\/rect> <rect fill=\"#aaffff\" height=\"43\" id=\"svg_12\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"142.30625\" y=\"64.2375\"><\/rect> <\/g> <g id=\"svg_16\"> <rect fill=\"#aaffff\" height=\"43\" id=\"svg_14\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"185.30625\" y=\"21.2375\"><\/rect> <rect fill=\"#aaffff\" height=\"43\" id=\"svg_15\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"185.30625\" y=\"64.2375\"><\/rect> <\/g> <rect fill=\"#aaffff\" height=\"43\" id=\"svg_17\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"185.30625\" y=\"107.2375\"><\/rect> <rect fill=\"#aaffff\" height=\"43\" id=\"svg_18\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"142.30625\" y=\"107.2375\"><\/rect> <\/g> <text fill=\"#000000\" fill-opacity=\"null\" font-family=\"Helvetica, Arial, sans-serif\" font-size=\"24\" id=\"svg_21\" stroke=\"#000\" stroke-opacity=\"null\" stroke-width=\"0\" text-anchor=\"start\" x=\"171.30625\" xml:space=\"preserve\" y=\"187.2375\">N<\/text> <g id=\"svg_22\"> <g id=\"svg_5\"> <rect fill=\"#ffaaaa\" height=\"43\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"11.30625\" y=\"6.2375\"><\/rect> <rect fill=\"#ffaaaa\" height=\"43\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"11.30625\" y=\"49.2375\"><\/rect> <\/g> <g id=\"svg_6\"> <rect fill=\"#ffaaaa\" height=\"43\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"11.30625\" y=\"92.2375\"><\/rect> <rect fill=\"#ffaaaa\" height=\"43\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"11.30625\" y=\"135.2375\"><\/rect> <\/g> <g id=\"svg_9\"> <rect fill=\"#ffaaaa\" height=\"43\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"54.30625\" y=\"92.2375\"><\/rect> <rect fill=\"#ffaaaa\" height=\"43\" id=\"svg_8\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"54.30625\" y=\"135.2375\"><\/rect> <\/g> <\/g> <\/g> <\/svg><\/span><\/p>","options":["<strong>A.<\/strong> Di\u1ec7n tích c\u1ee7a hình M l\u1edbn h\u01a1n di\u1ec7n tích c\u1ee7a hình N","<strong>B.<\/strong> Di\u1ec7n tích c\u1ee7a hình N l\u1edbn h\u01a1n di\u1ec7n tích c\u1ee7a hình M","<strong>C.<\/strong> Di\u1ec7n tích c\u1ee7a hình M và di\u1ec7n tích c\u1ee7a hình N b\u1eb1ng nhau"],"correct":"3","level":"2","hint":"","answer":"<p>Di\u1ec7n tích c\u1ee7a hình M là 6 cm² (vì hình M g\u1ed3m 6 ô vuông)<\/p><p>Di\u1ec7n tích c\u1ee7a hình N là 6 cm² (vì hình N g\u1ed3m 6 ô vuông)<\/p><p>\u0110áp án \u0111úng là  <span style=\"color:#16a085;\"><strong>C.<\/strong> Di\u1ec7n tích c\u1ee7a hình M và di\u1ec7n tích c\u1ee7a hình N b\u1eb1ng nhau<\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2022-06-12 07:45:30","option_type":"txt","len":3},{"id":"1227","post_id":"5899","mon_id":"1158530","chapter_id":"1158694","question":"<p>Bi\u1ebft m\u1ed7i ô vuông có di\u1ec7n tích 1 cm², h\u1ecfi hình nào d\u01b0\u1edbi \u0111ây có di\u1ec7n tích là 5 x\u0103ng-ti-mét vuông?<\/p>","options":["<span class=\"svgedit\"><svg height=\"90\" width=\"130\"> <g>\n<title><\/title>\n<rect fill=\"#fff\" height=\"92\" id=\"canvas_background\" width=\"132\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_6\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g>\n<title><\/title>\n<rect fill=\"#ffff56\" height=\"38\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 99.30626678466798,61.23749160766602) \" width=\"38\" x=\"80.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.306270599365234,61.237499237060554) \" width=\"38\" x=\"42.30627\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 23.306259155273434,61.23749160766602) \" width=\"38\" x=\"4.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.306270599365234,22.237499237060554) \" width=\"38\" x=\"42.30627\" y=\"3.2375\"><\/rect> <\/g> <\/svg><\/span>","<span class=\"svgedit\"><svg height=\"100\" width=\"100\"> <g>\n<title><\/title>\n<rect fill=\"#fff\" height=\"102\" id=\"canvas_background\" width=\"102\" 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>\n<title><\/title>\n<g id=\"svg_3\"> <rect fill=\"#ffff56\" height=\"43\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"4.30625\" y=\"3.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"43\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"47.30625\" y=\"3.2375\"><\/rect> <\/g> <g id=\"svg_6\"> <rect fill=\"#ffff56\" height=\"43\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"4.30625\" y=\"46.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"43\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"47.30625\" y=\"46.2375\"><\/rect> <\/g> <\/g> <\/svg><\/span>","<span class=\"svgedit\"><svg height=\"90\" width=\"160\"> <g>\n<title><\/title>\n<rect fill=\"#fff\" height=\"92\" id=\"canvas_background\" width=\"162\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_6\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g>\n<title><\/title>\n<rect fill=\"#ffff56\" height=\"38\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 137.30625915527347,61.23749923706056) \" width=\"38\" x=\"118.30626\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 99.30626678466798,61.23749160766602) \" width=\"38\" x=\"80.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.306270599365234,61.237499237060554) \" width=\"38\" x=\"42.30627\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 23.306259155273434,61.23749160766602) \" width=\"38\" x=\"4.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.306270599365234,22.237499237060554) \" width=\"38\" x=\"42.30627\" y=\"3.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 137.30627441406253,22.237499237060558) \" width=\"38\" x=\"118.30627\" y=\"3.2375\"><\/rect> <\/g> <\/svg><\/span>","<span class=\"svgedit\"><svg height=\"90\" width=\"160\"> <g>\n<title><\/title>\n<rect fill=\"#fff\" height=\"92\" id=\"canvas_background\" width=\"162\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_6\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g>\n<title><\/title>\n<g id=\"svg_8\"> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 137.30625915527347,61.237495422363295) \" width=\"38\" x=\"118.30626\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 99.30625152587892,61.23749542236329) \" width=\"38\" x=\"80.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.3062629699707,61.23750305175782) \" width=\"38\" x=\"42.30627\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 23.3062572479248,61.23749542236329) \" width=\"38\" x=\"4.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.30625915527344,22.23750305175782) \" width=\"38\" x=\"42.30627\" y=\"3.2375\"><\/rect> <\/g> <\/g> <\/svg><\/span>"],"correct":"4","level":"2","hint":"","answer":"<p><span class=\"svgedit\"><svg height=\"90\" width=\"130\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"92\" id=\"canvas_background\" width=\"132\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_6\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> <title><\/title> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 99.30626678466798,61.23749160766602) \" width=\"38\" x=\"80.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.306270599365234,61.237499237060554) \" width=\"38\" x=\"42.30627\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 23.306259155273434,61.23749160766602) \" width=\"38\" x=\"4.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.306270599365234,22.237499237060554) \" width=\"38\" x=\"42.30627\" y=\"3.2375\"><\/rect> <\/g> <\/svg><\/span> có di\u1ec7n tích là 4 cm²               <span class=\"svgedit\"><svg height=\"100\" width=\"100\"> <g><title><\/title><rect fill=\"#fff\" height=\"102\" id=\"canvas_background\" width=\"102\" 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_3\"> <rect fill=\"#ffff56\" height=\"43\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"4.30625\" y=\"3.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"43\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"47.30625\" y=\"3.2375\"><\/rect> <\/g> <g id=\"svg_6\"> <rect fill=\"#ffff56\" height=\"43\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"4.30625\" y=\"46.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"43\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"1.5\" width=\"43\" x=\"47.30625\" y=\"46.2375\"><\/rect> <\/g> <\/g> <\/svg><\/span> có di\u1ec7n tích là 4 cm²<\/p><p><span class=\"svgedit\"><svg height=\"90\" width=\"160\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"92\" id=\"canvas_background\" width=\"162\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_6\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> <title><\/title> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 137.30625915527347,61.23749923706056) \" width=\"38\" x=\"118.30626\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 99.30626678466798,61.23749160766602) \" width=\"38\" x=\"80.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.306270599365234,61.237499237060554) \" width=\"38\" x=\"42.30627\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 23.306259155273434,61.23749160766602) \" width=\"38\" x=\"4.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.306270599365234,22.237499237060554) \" width=\"38\" x=\"42.30627\" y=\"3.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_5\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 137.30627441406253,22.237499237060558) \" width=\"38\" x=\"118.30627\" y=\"3.2375\"><\/rect> <\/g> <\/svg><\/span> có di\u1ec7n tích là 6 cm²          <span class=\"svgedit\"><svg height=\"90\" width=\"160\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"92\" id=\"canvas_background\" width=\"162\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_6\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> <title><\/title> <g id=\"svg_8\"> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 137.30625915527347,61.237495422363295) \" width=\"38\" x=\"118.30626\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 99.30625152587892,61.23749542236329) \" width=\"38\" x=\"80.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.3062629699707,61.23750305175782) \" width=\"38\" x=\"42.30627\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 23.3062572479248,61.23749542236329) \" width=\"38\" x=\"4.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.30625915527344,22.23750305175782) \" width=\"38\" x=\"42.30627\" y=\"3.2375\"><\/rect> <\/g> <\/g> <\/svg><\/span> có di\u1ec7n tích là 5 cm²<\/p><p>\u0110áp án \u0111úng là <span class=\"svgedit\"><svg height=\"90\" width=\"160\"> <g> <title><\/title> <rect fill=\"#fff\" height=\"92\" id=\"canvas_background\" width=\"162\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_6\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g> <title><\/title> <g id=\"svg_8\"> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_1\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 137.30625915527347,61.237495422363295) \" width=\"38\" x=\"118.30626\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_2\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 99.30625152587892,61.23749542236329) \" width=\"38\" x=\"80.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_3\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.3062629699707,61.23750305175782) \" width=\"38\" x=\"42.30627\" y=\"42.2375\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_4\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 23.3062572479248,61.23749542236329) \" width=\"38\" x=\"4.30626\" y=\"42.23749\"><\/rect> <rect fill=\"#ffff56\" height=\"38\" id=\"svg_7\" stroke=\"#000\" stroke-width=\"1.5\" transform=\"rotate(90 61.30625915527344,22.23750305175782) \" width=\"38\" x=\"42.30627\" y=\"3.2375\"><\/rect> <\/g> <\/g> <\/svg><\/span><\/p>","type":"choose_img","extra_type":"","time":"0","user_id":"131","test":"1","date":"2022-06-12 07:51:58"}]}