如图,在△ABC中,DE是AC的垂直平分线,AC=6cm,且△ABD的周长为10cm,则△ABC的周长为( )
A.6cm | B.10cm | C.13cm | D.16cm |
更新时间:2022-03-19 15:23:01
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【知识点】 线段垂直平分线的性质解读
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单选题
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【推荐1】如图,在
中,
,观察图中尺规作图的痕迹,可知
的周长为( )
![](https://img.xkw.com/dksih/QBM/2023/4/6/3210666203086848/3211190552895488/STEM/0f359a8a4f1b48aa9f1b4acbc8719c20.png?resizew=127)
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A.![]() | B.![]() | C.![]() | D.![]() |
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单选题
|
较易
(0.85)
【推荐2】如图,在
中,
度,
,
,在直线
上取一点P,使得
为等腰三角形,则符合条件的点P共有( )
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A.1个 | B.2个 | C.3个 | D.4个 |
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