如图,在
中,
,
平分
,过点A作
于点D,过点D作
,分别交
、
于点E、F,若
,则
的长为( )
别
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a3e478bb87d094e3a0af30dd10ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/650c6c818df102a83ce5159e3208d01a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b750a0aeab4974c590b538e009fb3ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b79dd200766db27fb90d6bd1992cf658.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a9c6a736e6eac98a676fa3232db5a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c0a2e86f5f27d9d0990760b13108520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/9/5917002b-ea10-42fa-9c93-07db5680728e.png?resizew=149)
A.4 | B.6 | C.8 | D.10 |
更新时间:2023-05-08 16:09:31
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【推荐2】如图,C,E是直线l两侧的点,以点C为圆心,
的长为半径画弧交直线l于A,B两点,再分别以点A,B为圆心,大于
的长为半径画弧,两弧交于点D,连接
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A.![]() | B.![]() |
C.![]() | D.点A,B关于直线![]() |
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【推荐1】如图.矩形
的顶点
在反比例函数
(
,
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、
分别是矩形的边
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上的动点,直线
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、
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(
)的图象上,则
;②
;③
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14e902eb263971b466d0fcd91c56b453.png)
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【推荐2】如图,在平行四边形ABCD中,以对角线AC为直径的圆O分别交BC,CD于点M,N,若
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