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230问答网 > 一个粮仓,(如右图),这个粮一共可以放粮多少立方米?

一个粮仓,(如右图),这个粮一共可以放粮多少立方米?

2025-03-26 10:36:12

推荐回答（2个）

回答1：

圆锥高1.5米,底面半径1.5米
那么圆锥体积=1/3*3.14*1.5的平方*1.5=1.125*3.14
下面圆柱体积=3.14*1.5的平方*3=6.75*3.14
总共可以放粮食=7.875*3.14=24.73立方米

回答2：

圆锥高1.5米,底面半径1.5米
那么圆锥体积=1/3*π*1.5^2*1.5=1.125π
下面圆柱体积=π*1.5^2*3=6.75π
总共可以放粮食=7.875π=24.73立方米

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