freeCodeCamp/guide/chinese/mathematics/radians-to-degrees/index.md

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---
title: Radians to Degrees
localeTitle: 弧度到度数
---
## 弧度到度数
一个完整的周期=2π弧度= 360度
1弧度= 360 /2π度
p Radians = p×360 /2π度
### 例子:
2弧度= 2 \* 180 /π度
2.5弧度= 2.5 \* 180 /π度
0.3弧度= 0.3 \* 180 /π度