如图,
中,
,以C为圆心适当长为半径画弧,分别交
于点E,F,再分别以点E,F为圆心,大于
的长为半径画弧交于点P,作射线
交
于点D,已知
,则
的面积为()
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/15/3ebeb0f0-2cd0-4204-86b3-1f0a99a63d81.png?resizew=150)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60d9142db4dd2ef151bf3d4a63afb61e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5345f892125374809bcaaab5da8d3f5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52d092504d3c33c48be43f23b788efd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63a253c7fdf589ee3dece13d5b5b5732.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db4abd1f2d68ddb046afb7f8c3ec788.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac451db3443cabb204f96c31fd4a02e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/5/15/3ebeb0f0-2cd0-4204-86b3-1f0a99a63d81.png?resizew=150)
A.12 | B.24 | C.16 | D.8 |
更新时间:2023-05-16 20:37:05
|
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【推荐1】如图,在
中,
,以顶点
为圆心,适当长为半径画弧,分别交
,
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,
,再分别以
,
为圆心,大于
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![](https://img.xkw.com/dksih/QBM/2020/11/17/2594835896582144/2595092213383168/STEM/d7dd763082e145eb87257c48322a8274.png?resizew=179)
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A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
单选题
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【推荐2】如图,BD平分∠ABC,DE⊥AB于E点,S△DBC=12, BC=6,则DE的长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/25/3faa7cbe-104a-47f5-87ed-dcfb554d8753.png?resizew=144)
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A.2 | B.4 | C.8 | D.不能确定 |
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