如图,在
中,
cm,
的垂直平分线交
于点D,交边
于点E,
的周长等于36cm,则
的长等于( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/2/3b827d3a-0e50-48ae-8f6d-652fd3d623e3.png?resizew=120)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb262f3529a3e84959fe594b6628c77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa1a2af7e38d33634c462300df381f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/2/3b827d3a-0e50-48ae-8f6d-652fd3d623e3.png?resizew=120)
A.12cm | B.16cm | C.20cm | D.24cm |
更新时间:2024-04-03 14:46:46
|
【知识点】 线段垂直平分线的性质解读
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【推荐1】如图,△ABC中,∠BAC=100°,DF,EG分别是AB,AC的垂直平分线,则∠DAE等于( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/6/e6e71214-50a8-42d8-a736-4b11a43832e8.png?resizew=174)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/6/e6e71214-50a8-42d8-a736-4b11a43832e8.png?resizew=174)
A.50° | B.45° | C.30° | D.20° |
您最近一年使用:0次
单选题
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较易
(0.85)
【推荐2】如图,在
中,
,以点A为圆心,任意长为半径画弧分别交
于点M和N,再分别以M,N为圆心,大于
的长为半径画弧,两弧交于点P,连接
并延长交
于点D,则下列结论不正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24fd43f56ed8dd80d26dc7e6036393a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5dc62e10004e73908091338362917da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94e1ca12da27075e5241b7c7ce74672.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20a541b81584a032f571159ea152c85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/10/a5fd386a-0b4f-4611-a9cf-e9d42fb524e8.png?resizew=170)
A.![]() ![]() | B.![]() | C.点D在![]() | D.![]() |
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