如图,
,以点O为圆心,任意长为半径画弧,分别交
于点D,C;再分别以点C,D为圆心,大于
的长为半径画弧,两弧交于点E;作射线
,过点E分别作
交
于点G,
于点F.若
,则
的长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5784ea22dbd90af6cdceae43f80a22e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5a5e484dfef494d27bc35ae7b8cf75d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b840be5852709e18ea985954545e78d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a299d2b999568e80be8005565ba209a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a501e555a6c1c9d460333395e392ebbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4ca88283eb868dd132679b265347a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/929adbe2211b012b66fe725d478274c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2023-03-24 20:54:03
|
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【推荐1】如图,在
中,
,
是
的角平分线,
于
,若
,
,则
的面积是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/29/89157cd7-7f5b-479c-a194-8a533b3abc08.png?resizew=225)
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A.6 | B.8 | C.10 | D.12 |
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【推荐2】如图,在
中,
,以顶点
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、
于点
、
,再分别以点
、
为圆心,大于
的长为半径画弧,两弧交于点
,作射线
交边
于点
,若
,
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的面积是( )
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名校
【推荐1】如图,在
中,
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/11/81729837-8df7-4fe7-b003-208d390fcdf4.png?resizew=211)
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您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】如图,
,根据尺规作图的痕迹推断,下列结论不一定成立的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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较易
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【推荐1】依据所标识的数据,下列平行四边形一定为菱形的是( )
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您最近一年使用:0次
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【推荐2】如图,点O是
中
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,
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【推荐2】如图所示,在数轴上点A所表示的数为a,则a的值为( )
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