如图所示,边长为2的正方形
绕点
逆时针旋转
后得到正方形
,边
与
交于点
,则四边形
的周长( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bcdd511e3eb724a9add64021b9b6f8c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e737bc35da650eda3825d29799b5f86f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcde6c7d48a4c0373ac800d46970bda3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/21/47690894-914d-4f8e-8443-890df044f1f9.png?resizew=198)
A.![]() | B.![]() | C.![]() | D.4 |
更新时间:2020-11-26 09:03:48
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【推荐1】如图,四边形ABCD、AEFG均为正方形,其中E在BC上,并连接BG.下列判断正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/31/81b996c0-e47e-4616-a92a-5cd41bcfb865.png?resizew=210)
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【推荐2】如图,在边长为8的正方形
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真题
【推荐1】在直角坐标系中,将双曲线
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85410ff00c81839ff9a64bf86dc36f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7a0387fc1258f31e44a10068c0ccfd0.png)
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【推荐2】下面四个图案中,旋转90°后能与自身重合的图案的个数为
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