如图,在
中,
,
、
分别是
、
的中点,
是
上一点,
,连接
,
,若
,则
的长度为( )
![](https://img.xkw.com/dksih/QBM/2020/8/31/2539921283317760/2547388977717248/STEM/06cab567-2f2b-40cc-825b-cf6d9bf30558.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2020-09-11 11:39:03
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