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freeCodeCamp/guide/chinese/javascript/standard-objects/math/math-pi/index.md
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Math PI 数学PI

数学PI

Math.PI是Math对象的静态属性。它表示数学常数，定义为圆周长与直径的比值。它大约是3.14149，通常用希腊字母π表示。

pi由pi制成

例子

Math.PI \\ 3.141592653589793

更多信息：

MDN

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