{"common":{"save":0,"post_id":"8436","level":1,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4656","post_id":"8436","mon_id":"1159414","chapter_id":"1159497","question":"<p>Tính th\u1ec3 tích c\u1ee7a hình l\u1eadp ph\u01b0\u01a1ng có c\u1ea1nh 2,5 m.<\/p>","options":["<strong>A.<\/strong> 15,625 m³","<strong>B.<\/strong> 12,625 m³","<strong>C.<\/strong> 16,625 m³","<strong>D.<\/strong> 14,625 m³"],"correct":"1","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>A.<\/strong> 15,625 m³.<\/span><\/p><p>Th\u1ec3 tích c\u1ee7a hình l\u1eadp ph\u01b0\u01a1ng là 2,5 x 2,5 x 2,5 = 15,625 (m³).<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-16 09:58:27","option_type":"txt","len":2},{"id":"4658","post_id":"8436","mon_id":"1159414","chapter_id":"1159497","question":"<p>M\u1ed9t hình l\u1eadp ph\u01b0\u01a1ng có th\u1ec3 tích là 1 cm³. <\/p><p>C\u1ea1nh c\u1ee7a hình l\u1eadp ph\u01b0\u01a1ng \u0111ó là <input class=\"tim_x input_number\" tpl=\"dien_so\" type=\"text\"\/> cm.<\/p>","options":"","correct":["[\"1\"]"],"level":"1","hint":"","answer":"<p>S\u1ed1 c\u1ea7n \u0111i\u1ec1n là <span style=\"color:#16a085;\"><strong>1<\/strong><\/span>.<\/p><p>Vì 1 x 1 x 1 = 1 nên hình l\u1eadp ph\u01b0\u01a1ng \u0111ó có c\u1ea1nh b\u1eb1ng 1 cm.<\/p>","type":"blank","extra_type":"","time":"0","user_id":"131","test":"0","date":"2025-02-16 10:00:30"},{"id":"4659","post_id":"8436","mon_id":"1159414","chapter_id":"1159497","question":"<p>M\u1ed9t hình l\u1eadp ph\u01b0\u01a1ng có c\u1ea1nh b\u1eb1ng 3,5 cm. Tính th\u1ec3 tích c\u1ee7a hình l\u1eadp ph\u01b0\u01a1ng \u0111ó.<\/p>","options":["<strong>A.<\/strong> 43,875 cm³","<strong>B.<\/strong> 44,875 cm³","<strong>C.<\/strong> 45,875 cm³","<strong>D.<\/strong> 42,875 cm³"],"correct":"4","level":"1","hint":"","answer":"<p>Ch\u1ecdn <span style=\"color:#16a085;\"><strong>D.<\/strong> 42,875 cm³.<\/span><\/p><p>Th\u1ec3 tích c\u1ee7a hình l\u1eadp ph\u01b0\u01a1ng \u0111ó là 3,5 x 3,5 x 3,5 = 42,875 (cm³).<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-16 10:02:34","option_type":"txt","len":2}]}