如图,菱形
的一边
在x轴的负半轴上,O是坐标原点,A点坐标为
,对角线
和
相交于点D,且
.若反比例函数
的图象经过点D,并与
的延长线交于点E,则
值等于( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/4e593d5f-d924-4732-b4b0-07ca98be1922.png?resizew=263)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4c290249c0db1a9a4e7cfc263793c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc7f8f53c19d470bc563b3c7633b1a54.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75cb90e72041e9139d4964f529ae1728.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01dfbdddfcd7373eba1e3187f6894437.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/4e593d5f-d924-4732-b4b0-07ca98be1922.png?resizew=263)
A.2 | B.![]() | C.1 | D.![]() |
更新时间:2024-03-13 21:11:21
|
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【推荐1】如图,在平面直角坐标系中,点A在函数
的图象上,
轴于点B,
的垂直平分线与y轴交于点C,与函数
的图象交于点D,连接
,
,
,
,则四边形
的面积等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3b8a183696731ea6e8878739f0eca2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24624dffd30b66a5e4de57362b32b2a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3b8a183696731ea6e8878739f0eca2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67d822262ff00915910e5b87d81ad1ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c593ebdb2f1934a0cb56f8c44f454f8.png)
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A.1 | B.2 | C.![]() | D.![]() |
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【推荐2】如图,正方形OABC的边长为6,D为AB中点,OB交CD于点Q,Q是y=
上一点,k的值是( )
![](https://img.xkw.com/dksih/QBM/2020/5/4/2455652218814464/2456415293136896/STEM/414fe55f09d34427bf9545f7233b3659.png?resizew=166)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d6eb294f1e03122b715424e6b68cc99.png)
![](https://img.xkw.com/dksih/QBM/2020/5/4/2455652218814464/2456415293136896/STEM/414fe55f09d34427bf9545f7233b3659.png?resizew=166)
A.4 | B.8 | C.16 | D.24 |
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【推荐1】如图,在矩形
中,点E为
延长线上一点, F为
的中点,以B为圆心、
长为半径的圆弧过
与
的交点G, 连接
.若
,
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/29/651402f3-bfc2-4717-9072-5fd6e13d7dcf.png?resizew=129)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a87b67d3d4acfd3e01cee8181350db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26c69a9feb14d4b9ccba6ae42837fd73.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/29/651402f3-bfc2-4717-9072-5fd6e13d7dcf.png?resizew=129)
A.4 | B.5 | C.6 | D.7 |
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【推荐2】如图,在矩形
中,点
在边
上,连接
,过点
作
于点
.若
,
,
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/3063b2f9-a57e-4b84-95d4-45cc53ef726d.png?resizew=114)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb91cb9a5a14169845d700fbd95890ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4630b9ca3d20635161fa8fbf812b9128.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57ebb33adb2310a6e03918761e68204a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f341b98caabf99bc683ce8407068735e.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/1/3063b2f9-a57e-4b84-95d4-45cc53ef726d.png?resizew=114)
A.15 | B.16 | C.![]() | D.![]() |
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【推荐1】如图(1),点P为菱形
对角线
上一动点,点E为边
上一定点,连接
,
,
.图(2)是点P从点A匀速运动到点C时,
的面积y随
的长度x变化的关系图象(当点P在
上时,令
),则菱形
的边长为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a7df955fc17e92fd86302f8c34664a.png)
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A.5 | B.6 | C.![]() | D.![]() |
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名校
【推荐2】菱形的周长为20cm,两个相邻的内角的度数之比为1:2,则较短的对角线长度是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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