如图,
、
、
为
的切线,
为切点,
,则
的周长为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2be49c37e30a3ced0364c3e74d8c687.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00045940432a531a8f07034032d9248d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66826a56973f9f4ec3709f55a36121d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/177678001b2ccde1db8f57fa5e017002.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/42c15d44-ec8e-4abf-a892-78ecb1d86159.png?resizew=198)
更新时间:2022-12-27 21:27:03
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【推荐1】如图,PA、PB分别切⊙O于A、B,连接AB,若AP=3cm,∠P=60°,则AB的长为___ cm.
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