如图,在平面直角坐标系中,点
为坐标原点,菱形
的顶点
正好在反比例函数
的图象上,点
的坐标为
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad42625f296d2a4b65180e2f7b776beb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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更新时间:2023-06-12 19:49:23
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【推荐1】如图,
是直角三角形,
,
,点
在反比例函数
的图象上.若点
在反比例函数
的图象上,则
的值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/19/fb6e4aee-06b8-43ca-80b4-52ceb1a7b279.png?resizew=134)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/866b81a8384cce4f24867baca2e6820c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20ccc37b189fa2cbc269ca0b233dac37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa6d65a514fe4eef4fc84059b27a2cb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f42b2a9736c8943106472a7398d2892.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/19/fb6e4aee-06b8-43ca-80b4-52ceb1a7b279.png?resizew=134)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图,点O是矩形
的中心,E是
上的点,沿
折叠后,点B恰好与点O重合,若
,则折痕
的长为()
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
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【推荐2】如图,菱形ABCD中对角线AC与BD相交于点F,且
,
,若点P是对角线BD上一动点,连接AP,将AP绕点A逆时针旋转使得
,连接PE,取AD的中点O,连接OE,则在点P的运动过程中,线段OE的最小值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/10/78d8b787-ad62-47b6-8eff-6fb5f7af20ce.png?resizew=236)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4494a85de0be0b97a69348115aef8513.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/726b8a178674ff44345b35caae98f966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64b446dd89c49b734463575c2bf72354.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/10/78d8b787-ad62-47b6-8eff-6fb5f7af20ce.png?resizew=236)
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【推荐1】如图,在四边形
中,
,以
为圆心,
为半径的弧恰好与
相切,切点为
.若
,则
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/014d97ca1baea8247a0b458224e32052.png)
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【推荐2】如图,在
中,
,
,
,将它绕着
中点
顺时针旋转一定角度
小于
后得到
,恰好使
,
与
交于点
,则
的长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/17/2fc843f2-b923-4084-8a25-c902a624511b.png?resizew=186)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8f88798ec42a58dccd212586382b23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
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【推荐1】如图,在菱形ABCD中,AB=4a,E在BC上,BE=2a,
,P点在BD上,则PE+PC的最小值为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/19/51183c22-6482-4719-afd2-04f6ab47b013.png?resizew=149)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9eee296a7d9fba487f1485c61580196f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/19/51183c22-6482-4719-afd2-04f6ab47b013.png?resizew=149)
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【推荐2】如图,已知菱形
的顶点
,
,按以下步骤作图:①分别以点
和点
为圆心,大于
的长为半径画弧,两弧交于点
,
;②作直线
,且
恰好经过点
,与
交于点
.则点
的坐标为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be9040cff7e9e20dd2817ad9888237d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/685d31faa9b3bc099e4c5a11b80088f9.png)
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