直径为2米的圆柱,高1米需要多少方混凝填满？ 直径1米2高1米的圆柱要多少方混凝土
\u76f4\u5f84\u4e3a2\u7c73\u7684\u5706\u67f1,\u9ad81\u7c73\u9700\u8981\u591a\u5c11\u65b9\u6df7\u51dd\u586b\u6ee1\u8fd9\u4e2a\u5c31\u662f\u4f53\u79ef\u8ba1\u7b97\uff1a v=sh=3.14x1x1x1=3.14\u7acb\u65b9\u7c73
3.14x0.6x0.6x1=1.13\u65b9\u6df7\u51dd\u571f
半径2÷2=1，混凝土体积3.14*1²*1=3.14立方米。
如上所述
绛旓細鍗婂緞2梅2=1锛娣峰嚌鍦熶綋绉3.14*1²*1=3.14绔嬫柟绫炽傚涓婃墍杩
绛旓細瑁呮按=10²蟺x10=1000蟺=3140 鍗
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