如图,
中,
,将
绕点A逆时针旋转
得到
,点C落在
边上,则
的度数是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c10d461a7c0b86a2f09c2ea17f38260e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6db4f0391c6406ff2da3c1f8d0ca5dfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febc9a89d0d1c97b88c0f4acd32b4e67.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/10/d2dcdd3b-a872-4cbb-a339-ddd3148073fd.png?resizew=204)
更新时间:2023-01-07 12:53:55
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真题
【推荐1】以图1(以O为圆心,半径为1 的半圆)作为“基本图形”,分别经历如下变换能得到图2的序号是 (多填或错填得0分,少填酌情给分)
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④只要绕着某点旋转180°.
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