{"common":{"save":0,"post_id":"997","level":1,"total":20,"point":5,"point_extra":0},"segment":[{"id":"1701","post_id":"997","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":" <span class='basic_left'> Ph\u00e1t bi\u1ec3u c\u1ee7a \u0111\u1ecbnh l\u00ed Py-ta-go l\u00e0: <br\/> ''Trong m\u1ed9t tam gi\u00e1c vu\u00f4ng, b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a c\u1ea1nh huy\u1ec1n b\u1eb1ng <br\/> t\u1ed5ng c\u00e1c b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a hai c\u1ea1nh g\u00f3c vu\u00f4ng.'' ","select":["\u0110\u00fang","Sai"],"hint":"","explain":"Ph\u00e1t bi\u1ec3u tr\u00ean l\u00e0 \u0110\u00fang.","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:02"},{"id":"1702","post_id":"997","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"","select":["A. N\u1ebfu m\u1ed9t tam gi\u00e1c c\u00f3 b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a m\u1ed9t c\u1ea1nh b\u1eb1ng t\u1ed5ng c\u00e1c b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a hai c\u1ea1nh kia th\u00ec tam gi\u00e1c \u0111\u00f3 l\u00e0 tam gi\u00e1c nh\u1ecdn. ","B. N\u1ebfu m\u1ed9t tam gi\u00e1c c\u00f3 b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a m\u1ed9t c\u1ea1nh b\u1eb1ng t\u1ed5ng c\u00e1c b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a hai c\u1ea1nh kia th\u00ec tam gi\u00e1c \u0111\u00f3 l\u00e0 tam gi\u00e1c vu\u00f4ng. ","C. N\u1ebfu m\u1ed9t tam gi\u00e1c c\u00f3 b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a m\u1ed9t c\u1ea1nh b\u1eb1ng t\u1ed5ng c\u00e1c b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a hai c\u1ea1nh kia th\u00ec tam gi\u00e1c \u0111\u00f3 l\u00e0 tam gi\u00e1c t\u00f9. ","D. N\u1ebfu m\u1ed9t tam gi\u00e1c c\u00f3 b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a m\u1ed9t c\u1ea1nh b\u1eb1ng t\u1ed5ng c\u00e1c b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a hai c\u1ea1nh kia th\u00ec tam gi\u00e1c \u0111\u00f3 l\u00e0 tam gi\u00e1c c\u00e2n. "],"hint":"","explain":" <span class='basic_left'> <span class='basic_pink'>Ph\u00e1t bi\u1ec3u \u0111\u00fang l\u00e0 B <\/span> <br\/> Ta c\u00f3 \u0111\u1ecbnh l\u00ed Py-ta-go \u0111\u1ea3o: <br\/> ''N\u1ebfu m\u1ed9t tam gi\u00e1c c\u00f3 b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a m\u1ed9t c\u1ea1nh b\u1eb1ng t\u1ed5ng c\u00e1c b\u00ecnh ph\u01b0\u01a1ng c\u1ee7a hai c\u1ea1nh kia th\u00ec tam gi\u00e1c \u0111\u00f3 l\u00e0 tam gi\u00e1c vu\u00f4ng.'' ","column":1}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:02"},{"id":"1703","post_id":"997","mon_id":"0","chapter_id":"0","question":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","options":{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":" <b> T\u00ecm c\u00e2u tr\u1ea3 l\u1eddi sai <\/b> <br\/> Tam gi\u00e1c $DHK$ vu\u00f4ng t\u1ea1i $D$ khi: ","select":["A. $\\widehat{H} + \\widehat{K} = 90^{o} $","B. $DH^{2} + DK^{2} = HK^{2} $","C. $\\widehat{D} = \\widehat{H} + \\widehat{K} $ ","D. $DH^{2} + HK^{2} = DK^{2} $ "],"hint":"V\u1ebd h\u00ecnh r\u1ed3i t\u00ecm ra \u0111\u00e1p \u00e1n. ","explain":" <center><img src='img\/H7B14-01.png' \/><\/center> <span class='basic_left'> Ta c\u00f3 $\\triangle DHK $ vu\u00f4ng t\u1ea1i D n\u00ean: <br\/> A. $\\widehat{H} + \\widehat{K} = 90^{o} $ <br\/> B. Theo \u0111\u1ecbnh l\u00ed Py-ta-go c\u00f3: $DH^{2} + DK^{2} = HK^{2} $ <br\/> C. $\\widehat{D} = \\widehat{H} + \\widehat{K} = 90^{o}$ <br\/> C\u00e2u tr\u1ea3 l\u1eddi sai l\u00e0 D. ","column":2}]}]},"correct":"","level":"1","hint":"","answer":"","type":"json","extra_type":"","time":"0","user_id":"0","test":"0","date":"2019-09-30 09:23:02"}]}