如图,
中,
的垂直平分线交
边于点
,
的垂直平分线交
边于点
,若
,则
的度数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/15/833c5f72-a920-4b93-848a-fd226a58a82e.png?resizew=162)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a195fbeeceeebb031cd7480154659439.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be7b905998f1ef24d63750b3b4640d11.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/15/833c5f72-a920-4b93-848a-fd226a58a82e.png?resizew=162)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-01-15 13:52:52
|
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【推荐1】如图,一束太阳光线平行照射在放置于地面的等腰三角形上,若
,
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5b8b98b2f83279a49e94d9f48c5e6f2.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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名校
【推荐1】下列说法正确的是( )
A.两点之间,直线最短 |
B.线段垂直平分线上的点到这条线段两个端点的距离相等 |
C.一组对边平行,另一组对边相等的四边形是平行四边形 |
D.圆周角的度数等于圆心角度数的一半 |
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【推荐2】如图,在△ABC中,边AB的垂直平分线交BC于点D,交AB于点E.给出如下结论:
①AE=BE;②∠DAB=∠B;③AD=BD;④AD+DC=BC.其中正确的有()
![](https://img.xkw.com/dksih/QBM/2020/11/11/2590648134672384/2591956753784832/STEM/ed191119-49b5-4b98-8b37-3b6b3c2f56f2.png?resizew=185)
①AE=BE;②∠DAB=∠B;③AD=BD;④AD+DC=BC.其中正确的有()
![](https://img.xkw.com/dksih/QBM/2020/11/11/2590648134672384/2591956753784832/STEM/ed191119-49b5-4b98-8b37-3b6b3c2f56f2.png?resizew=185)
A.4个 | B.3个 | C.2个 | D.1个 |
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【推荐2】如图所示,点P是正方形
内一点,
绕点B顶时针方向能转
到达
的位置,连接
,则
的度数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/1/d8b0e28a-3c7b-484b-81d0-a083d2f8c95b.png?resizew=103)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5f1641947153c80b987320885a2b57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81a052eda666e5cdad530bf6411f72a0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/1/d8b0e28a-3c7b-484b-81d0-a083d2f8c95b.png?resizew=103)
A.![]() | B.![]() | C.![]() | D.![]() |
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