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116问答网 > 在一个底面半径为10厘米的圆柱形杯中装有水，水里浸没一个底面半径是4厘米的圆锥形铅锤，

在一个底面半径为10厘米的圆柱形杯中装有水，水里浸没一个底面半径是4厘米的圆锥形铅锤，

当铅锤取出时，水面下降2厘米，铅锤的高是多少厘米？

2025-04-06 21:56:44

推荐回答（2个）

回答1：

圆锥体积=3.14×10²×2=628立方厘米
圆锥高=628×3÷（3.14×4²）=37.5厘米

回答2：

圆锥形铅锤的高
=（3.14×10×10×2）×3÷（3.14×4×4）
=628×3÷50.24
=37.5（厘米）

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