如图,BC=BD,AD=AE,DE=CE,∠A=36°,则∠B=( )
![](https://img.xkw.com/dksih/QBM/2019/6/14/2225508433133568/2225586010210304/STEM/124be1fa157a422589facd5bd5b338cb.png?resizew=129)
![](https://img.xkw.com/dksih/QBM/2019/6/14/2225508433133568/2225586010210304/STEM/124be1fa157a422589facd5bd5b338cb.png?resizew=129)
A.45 | B.36° | C.72° | D.30° |
更新时间:2019-06-20 22:49:24
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【知识点】 根据等边对等角求角度解读
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【推荐1】如图,将
绕点
顺时针旋转得到
,使点
的对应点
恰好落在边
上,点
的对应点为
,连接
.下列结论一定正确的是( )
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24ba44e8746668d15ff9abb4598f2caa.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】如图,等边
的边长与菱形
的边长相等,点
、
分别在边
、
上,则∠
的度数是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/20/87c3d548-94f1-465c-8913-a654cc92327b.png?resizew=139)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c105d6ba18fbb0581fb982175e2eac9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/20/87c3d548-94f1-465c-8913-a654cc92327b.png?resizew=139)
A.60° | B.70° | C.75° | D.80° |
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