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圆柱体的体积怎么计算
更新时间: 2021-01-14 23:26:24  

1、圆柱体体积=底面积×高=πr2h=S底面积×高(h)

2、圆周率(π)是圆的周长与直径的比值,一般用希腊字母π表示,是一个在数学及物理学中普遍存在的数学常数。π也等于圆形之面积与半径平方之比。是精确计算圆周长、圆面积、球体积等几何形状的关键值。 在分析学里,π可以严格地定义为满足sinx= 0的最小正实数x。

关键词: 圆柱体 体积 怎么 计算

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