{"common":{"save":0,"post_id":"7649","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"1437","post_id":"7649","mon_id":"1159414","chapter_id":"1159448","question":"<p>“\u0110\u1ec3 \u0111o di\u1ec7n tích l\u1edbn nh\u01b0 di\u1ec7n tích m\u1ed9t thành ph\u1ed1, m\u1ed9t khu r\u1eebng,… ng\u01b0\u1eddi ta th\u01b0\u1eddng dùng \u0111\u01a1n v\u1ecb ___”.<\/p>","options":["<strong>A.<\/strong> mi-li-mét vuông","<strong>B.<\/strong> cen-ti-mét vuông","<strong>C.<\/strong> \u0111\u1ec1-xi-mét vuông","<strong>D.<\/strong> ki-lô-mét vuông"],"correct":"4","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> ki-lô-mét vuông.<\/span><\/p><p>\u0110\u1ec3 \u0111o di\u1ec7n tích l\u1edbn nh\u01b0 di\u1ec7n tích m\u1ed9t thành ph\u1ed1, m\u1ed9t khu r\u1eebng, … ng\u01b0\u1eddi ta th\u01b0\u1eddng dùng \u0111\u01a1n v\u1ecb <strong><span style=\"color:#16a085;\">ki-lô-mét vuông<\/span><\/strong>.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-15 09:26:21","option_type":"txt","len":2},{"id":"1438","post_id":"7649","mon_id":"1159414","chapter_id":"1159448","question":"<p>Ki-lô-mét vuông là di\u1ec7n tích c\u1ee7a … có c\u1ea1nh 1 km.<\/p>","options":["<strong>A.<\/strong> hình thoi","<strong>B.<\/strong> hình tròn","<strong>C.<\/strong> hình ch\u1eef nh\u1eadt","<strong>D.<\/strong> hình vuông"],"correct":"4","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> hình vuông.<\/span><\/p><p>Ki-lô-mét vuông là di\u1ec7n tích c\u1ee7a hình vuông có c\u1ea1nh 1 km.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-15 09:28:21","option_type":"txt","len":2},{"id":"1439","post_id":"7649","mon_id":"1159414","chapter_id":"1159448","question":"<p>“\u0110\u1ec3 \u0111o di\u1ec7n tích \u0111\u1ea5t trong nh\u1eefng ngành nh\u01b0 nông nghi\u1ec7p, lâm nghi\u1ec7p, … ng\u01b0\u1eddi ta th\u01b0\u1eddng dùng \u0111\u01a1n v\u1ecb ________”.<\/p>","options":["<strong>A.<\/strong> mi-li-mét vuông","<strong>B.<\/strong> cen-ti-mét vuông.","<strong>C.<\/strong> héc-ta.","<strong>D.<\/strong> ki-lô-mét vuông."],"correct":"3","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>C.<\/strong> héc-ta.<\/span><\/p><p>\u0110\u1ec3 \u0111o di\u1ec7n tích \u0111\u1ea5t trong nh\u1eefng ngành nh\u01b0 nông nghi\u1ec7p, lâm nghi\u1ec7p, … ng\u01b0\u1eddi ta th\u01b0\u1eddng dùng \u0111\u01a1n v\u1ecb héc-ta.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2024-09-15 09:33:24","option_type":"txt","len":2}]}
