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230问答网 > 用一个底面直径是20厘米,高是17厘米的圆柱形容器测量一个铁球的体积,容器中装的水距杯口2厘米

用一个底面直径是20厘米,高是17厘米的圆柱形容器测量一个铁球的体积,容器中装的水距杯口2厘米

2025-03-28 02:14:26

推荐回答（2个）

回答1：

半径=10厘米
铁球的体积=溢出部分水的体积+原来容器中空的部分的体积
=10x10xπx5+10x10xπx2
=700π
≈700x3.14
=2198（立方厘米）

回答2：

这题不应该把它复杂化。高5CM的水的体积就是铁块的体积。
所以算式是：
3.14*（8/2）²*5
=3.14*4²*5
=3.14*16*5
=50.24*5
=251.2CM²

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