如图,在
中,分别以点A和点B为圆心,以相同的长(大于
)为半径作弧,两弧相交于点M和点N,作直线MN交AB于点D,交AC于点E,连接CD.已知
的面积比
的面积小4,则
的面积为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d49404351575703cfe8325d1352ec9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d631f45bc652539853f236952afa5bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f15ba851a0f65c271ec774095516f07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a25c28359f8d8da9eaf4672a6cf8ae4f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/22/400e18ad-3c99-49b5-8811-010f952a40e6.png?resizew=181)
A.![]() | B.![]() | C.![]() | D.![]() |
19-20九年级下·重庆·阶段练习 查看更多[6]
重庆八中2019- 2020学年九年级下学期月考数学试题辽宁省葫芦岛市连山区2020-2021学年八年级上学期期中数学试题(已下线)练习3 三角形的中线-2020-2021学年【补习教材·寒假作业】八年级数学(人教版)(已下线)专题08线段的垂直平分线-2022年【寒假分层作业】八年级数学(北师大版)(已下线)第08讲 线段的垂直平分线-【寒假自学课】2023年八年级数学寒假精品课(北师大版)13.1轴对称
更新时间:2020-05-06 15:38:26
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【推荐1】如图,点A在反比例函数
的图象上,且A是线段OB的中点.过点A作
轴于点D,连接BD交反比例函数的图象于点C,连接AC,若
,
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![](https://img.xkw.com/dksih/QBM/2022/1/17/2896383985836032/2973485088374784/STEM/79224ea9-d9a4-44f7-a13a-e725d2ed67cf.png?resizew=208)
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A.6 | B.9 | C.15 | D.18 |
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【推荐2】如图,在
中,点D和E分别是边
和
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,
与
交于点O,若
的面积为1,则
的面积为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/4/a35a5b4a-6ad0-471b-8594-e68ded26958e.png?resizew=145)
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名校
【推荐1】如图,在
中,
,按以下步骤作图:①以C为圆心,CB的长为半径作弧,交AB于点D;②分别以点D,B为圆心,大于
的长为半径作弧,两弧交于点E;③作射线CE,交边AB于点F.若
,则线段AD的长为( )
![](https://img.xkw.com/dksih/QBM/2022/4/27/2967310703337472/2973713797578752/STEM/47a0455a-2960-40c6-ab85-7162a75ff65f.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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【推荐2】如图,在
中,
,以点
为圆心,以
为半径作弧交
于点
,再分别以
为圆心,以大于
长为半径作弧,两弧相交于点
,作射线
交
于点
,连接
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