名校
解题方法
1 . 已知等腰
中,
,且
,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ff214d99784c6b23b7784bdaf3ed37a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a9e6ef1f8e6109c04b00f3ce17aa40c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f6c52e7db54c99c07fff909e3f9b20d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/daa2ad2ecbe7694e10627492a2fa62b9.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |
您最近一年使用:0次
A.![]() | B.![]() |
C.![]() ![]() | D.![]() ![]() |