Thể tích của hình lập phương

Home Lớp 5 Toán lớp 5 - Sách Kết nối tri thức Bài 53. Thể tích của hình lập phươngBài tập trung bình

{"common":{"save":0,"post_id":"8409","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"4558","post_id":"8409","mon_id":"1159414","chapter_id":"1159497","question":"M\u1ed9t b\u1ec3 cá có d\u1ea1ng hình l\u1eadp ph\u01b0\u01a1ng c\u1ea1nh 1,2 m. H\u1ecfi khi b\u1ec3 \u0111\u1ea7y n\u01b0\u1edbc thì ch\u1ee9a \u0111\u01b0\u1ee3c bao nhiêu lít n\u01b0\u1edbc? (bi\u1ebft 1dm³ = 1$l$<\/span>)<\/p>","options":["A.<\/strong> 1,728 $l$<\/span>","B.<\/strong> 17,28 $l$<\/span>","C.<\/strong> 1728 $l$<\/span>","D.<\/strong> 172,8 $l$<\/span>"],"correct":"3","level":"2","hint":"","answer":"Ch\u1ecdn C.<\/strong> 1728 $l$<\/span>.<\/span><\/p>Th\u1ec3 tích c\u1ee7a b\u1ec3 cá là: 1,2 x 1,2 x 1,2 = 1,728 (m³).<\/p>\u0110\u1ed5i 1,728 m³ = 1728 dm³ = 1728 $l$<\/span>.<\/p>V\u1eady khi b\u1ec3 \u0111\u1ea7y n\u01b0\u1edbc thì ch\u1ee9a \u0111\u01b0\u1ee3c 1728 $l$<\/span> n\u01b0\u1edbc.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-12 09:03:32","option_type":"math","len":0},{"id":"4570","post_id":"8409","mon_id":"1159414","chapter_id":"1159497","question":"M\u1ed9t hình \u0111\u01b0\u1ee3c x\u1ebfp t\u1eeb các hình l\u1eadp ph\u01b0\u01a1ng nh\u1ecf nh\u01b0 nhau có c\u1ea1nh 3 cm. Tính th\u1ec3 tích c\u1ee7a hình \u0111ó.<\/p><svg height=\"140\" width=\"140\"> <g><title><\/title><rect fill=\"#8484f9\" height=\"142\" id=\"canvas_background\" width=\"142\" 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_65\"> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_62\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"23.5\" x2=\"35.5\" y1=\"44.13889\" y2=\"44.13889\"><\/line> <g id=\"svg_51\"> <rect fill=\"#aaaaff\" height=\"25\" id=\"svg_36\" stroke=\"#000\" stroke-width=\"1.5\" width=\"25\" x=\"7.5\" y=\"107.13889\"><\/rect> <rect fill=\"#aaaaff\" height=\"25\" id=\"svg_37\" stroke=\"#000\" stroke-width=\"1.5\" width=\"25\" x=\"32.5\" y=\"107.13889\"><\/rect> <rect 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y2=\"132.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_54\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"124.5\" x2=\"106.5\" y1=\"19.13889\" y2=\"32.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_55\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"49.5\" x2=\"31.5\" y1=\"19.13889\" y2=\"32.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_56\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"24.5\" x2=\"6.5\" y1=\"44.13889\" y2=\"57.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_57\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"124.5\" x2=\"106.5\" y1=\"44.13889\" y2=\"57.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_58\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"124.5\" x2=\"106.5\" y1=\"70.13889\" y2=\"83.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_59\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"124.5\" x2=\"106.5\" y1=\"95.13889\" y2=\"108.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_60\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"49.5\" x2=\"124\" y1=\"19\" y2=\"19.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_61\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"124.5\" x2=\"124\" y1=\"19.13889\" y2=\"119.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_63\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"75.5\" x2=\"57.5\" y1=\"19.13889\" y2=\"32.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_64\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"101.5\" x2=\"83.5\" y1=\"19.13889\" y2=\"32.13889\"><\/line> <\/g> <\/g> <\/svg><\/span><\/p>","options":["A.<\/strong> 40,5 cm³","B.<\/strong> 270 cm³","C.<\/strong> 405 cm³","D.<\/strong> 450 cm³"],"correct":"3","level":"2","hint":"   <\/p>","answer":"Ch\u1ecdn C.<\/strong> 405 cm³.<\/span><\/p>Th\u1ec3 tích c\u1ee7a m\u1ed9t hình l\u1eadp ph\u01b0\u01a1ng nh\u1ecf là: 3 x 3 x 3 = 27 (cm³).<\/p>Vì hình \u0111ã cho g\u1ed3m 15 hình l\u1eadp ph\u01b0\u01a1ng nh\u1ecf nên th\u1ec3 tích c\u1ee7a hình \u0111ó là:<\/p>27 x 15 = 405 (cm³).<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-12 09:33:06","option_type":"txt","len":2},{"id":"4572","post_id":"8409","mon_id":"1159414","chapter_id":"1159497","question":"Tính th\u1ec3 tích c\u1ee7a hình bên d\u01b0\u1edbi bi\u1ebft nó \u0111\u01b0\u1ee3c x\u1ebfp t\u1eeb các hình l\u1eadp ph\u01b0\u01a1ng nh\u01b0 nhau c\u1ea1nh 2 cm.<\/p><svg height=\"120\" width=\"140\"> <g><title><\/title><rect fill=\"#8484f9\" height=\"122\" id=\"canvas_background\" width=\"142\" x=\"-1\" y=\"-1\"><\/rect> <g display=\"none\" id=\"canvasGrid\"> <rect fill=\"url(#gridpattern)\" height=\"100%\" id=\"svg_1\" stroke-width=\"0\" width=\"100%\" x=\"0\" y=\"0\"><\/rect> <\/g> <\/g> <g><title><\/title><g id=\"svg_15\"> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_5\" stroke=\"#000\" stroke-linecap=\"null\" stroke-linejoin=\"null\" stroke-opacity=\"null\" stroke-width=\"1.5\" x1=\"63.5\" x2=\"45.5\" y1=\"6.13889\" y2=\"19.13889\"><\/line> <line fill=\"none\" fill-opacity=\"null\" id=\"svg_3\" stroke=\"#000\" stroke-linecap=\"null\" 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<\/svg><\/span><\/p>","options":["A.<\/strong> 129 cm³","B.<\/strong> 192 cm³","C.<\/strong> 190 cm³","D.<\/strong> 291 cm³"],"correct":"2","level":"2","hint":"","answer":"Ch\u1ecdn B.<\/strong> 192 cm³.<\/span><\/p>Th\u1ec3 tích c\u1ee7a m\u1ed9t hình l\u1eadp ph\u01b0\u01a1ng nh\u1ecf là: 2 x 2 x 2 = 8 (cm³).<\/p>Hình \u0111ã cho g\u1ed3m 24 hình l\u1eadp ph\u01b0\u01a1ng nh\u1ecf nên có th\u1ec3 tích là: <\/p>8 x 24 = 192 (cm³).<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2025-02-12 09:43:05","option_type":"txt","len":1}]}