正方形
,点E为
的中点,点F在
上,且
.求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/678851c61127dd37d837d46fc982d6fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f9e5ad901b5ac2d256c6f0a141a1554.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/16/5e398bcb-9279-4803-a9b3-fc88707e9204.png?resizew=146)
更新时间:2023-03-14 16:21:57
|
相似题推荐
解答题-证明题
|
适中
(0.65)
【推荐1】已知:如图,P是正方形ABCD内一点,在正方形ABCD外有一点E,满足∠ABE=∠CBP,BE=BP.求证:
![](https://img.xkw.com/dksih/QBM/2022/3/24/2943330331877376/2943869356679168/STEM/554b901e-4ac4-4af0-a832-e9139fc34bf7.png?resizew=183)
(1)△CPB≌△AEB;
(2)PB⊥BE.
![](https://img.xkw.com/dksih/QBM/2022/3/24/2943330331877376/2943869356679168/STEM/554b901e-4ac4-4af0-a832-e9139fc34bf7.png?resizew=183)
(1)△CPB≌△AEB;
(2)PB⊥BE.
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解答题-作图题
|
适中
(0.65)
名校
解题方法
【推荐2】四边形
是正方形,将线段
绕点C逆时针旋转
,得到线段
,连接
,过点B作
交
的延长线于F,连接
.
(2)直接写出
的度数:
(3)连接
,用等式表示线段
与
的数量关系,并证明.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d5dcd602f70e8a8f6246647e551b546.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a7a3dc3f3a02f4400e22dec2f2fee23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
(2)直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d3f19ab76b27b47aeaaf4a66f0e580b.png)
(3)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
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解答题-证明题
|
适中
(0.65)
【推荐1】如图,以AB为直径的⊙O是
的外接圆,连接OC,OD,
,AB交CD于点E,PB与
相切于点B.
![](https://img.xkw.com/dksih/QBM/2022/5/23/2985697878900736/2991231954157568/STEM/683b4e9216544335bf09aa0efac4a15a.png?resizew=153)
(1)求证:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bc6d8ce0f843b1b1d540a2edcd8da0b.png)
(2)若
的半径为3,
,求CE的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/212bfbd5575772ca36d6fc3e7b246e49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://img.xkw.com/dksih/QBM/2022/5/23/2985697878900736/2991231954157568/STEM/683b4e9216544335bf09aa0efac4a15a.png?resizew=153)
(1)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bc6d8ce0f843b1b1d540a2edcd8da0b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93af9774200946261f0ccba3e6eeba9d.png)
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