{"common":{"save":0,"post_id":"6085","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"2311","post_id":"6085","mon_id":"1158530","chapter_id":"1158594","question":"<p>Cho hình vuông ABCD. M là trung \u0111i\u1ec3m c\u1ee7a AB. Bi\u1ebft AM = 3 cm. Tính chu vi hình vuông.<\/p><p>\u0110áp án: Chu vi hình vuông là: <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> cm.<\/p>","options":"","correct":["[\"24\"]"],"level":"1","hint":"","answer":"<p>\u0110\u1ed9 dài \u0111o\u1ea1n AB hay \u0111\u1ed9 dài c\u1ea1nh hình vuông là:<\/p><p>3 + 3 = 6 (cm)<\/p><p>Chu vi hình vuông là:<\/p><p>6 x 4 = 24 (cm)<\/p><p> \u0110áp s\u1ed1: <span style=\"color:#1abc9c;\">24 cm<\/span><\/p>","type":"blank","extra_type":"","time":"0","user_id":"129","test":"1","date":"2022-08-10 18:26:51"},{"id":"2312","post_id":"6085","mon_id":"1158530","chapter_id":"1158594","question":"<p>Cho \u0111o\u1ea1n th\u1eb3ng PQ = 40cm, có M là trung \u0111i\u1ec3m c\u1ee7a \u0111o\u1ea1n PQ, N là trung \u0111i\u1ec3m c\u1ee7a \u0111o\u1ea1n th\u1eb3ng MQ. Tính \u0111\u1ed9 dài \u0111o\u1ea1n th\u1eb3ng MN?<\/p>","options":["2","5","10","12"],"correct":"3","level":"1","hint":"","answer":"<p>M là trung \u0111i\u1ec3m c\u1ee7a PQ nên PM = MQ = PQ : 2 = 40 : 2 = 20 cm<\/p><p>N là trung \u0111i\u1ec3m MQ nên MN = NQ = MQ : 2 = 20 : 2 = 10 cm<\/p><p>\u0110áp án: <span style=\"color:#1abc9c;\">10 cm<\/span><\/p>","type":"choose","extra_type":"flower","time":"0","user_id":"129","test":"1","date":"2022-08-11 13:53:25","option_type":"txt","len":0},{"id":"2313","post_id":"6085","mon_id":"1158530","chapter_id":"1158594","question":"<p>Cho K là trung \u0111i\u1ec3m c\u1ee7a \u0111o\u1ea1n th\u1eb3ng HG. Bi\u1ebft KH = 12cm. \u0110\u1ed9 dài \u0111o\u1ea1n th\u1eb3ng HG là: <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> cm<\/p>","options":"","correct":["[\"24\"]"],"level":"1","hint":"","answer":"<p>K là trung \u0111i\u1ec3m c\u1ee7a HG nên GK = KH = 12 cm<\/p><p>\u0110\u1ed9 dài \u0111o\u1ea1n th\u1eb3ng HG:<\/p><p>12 + 12 = 24 (cm)<\/p><p> \u0110áp s\u1ed1: <span style=\"color:#1abc9c;\">24 cm<\/span><\/p>","type":"blank","extra_type":"","time":"0","user_id":"129","test":"1","date":"2022-08-11 13:55:09"}]}
