如图,四边形
、四边形
、四边形
都是正方形,且点
、
、
、
在同一直线上,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa61f1be96d581867ea9f074420a2252.png)
____
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d5a164bf56f8fb92527ad78bc10ccf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/611f100dcfa7803db6eb233e2e7f2dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa61f1be96d581867ea9f074420a2252.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83873a9d782f2588c5eedbfe73f9bc2f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/10/8b0b1054-343a-45db-9dac-d31261e9ac00.png?resizew=214)
21-22九年级上·安徽安庆·期中 查看更多[2]
更新时间:2021-11-02 18:44:45
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【推荐1】在平面直角坐标系中,点
在
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,
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,
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,
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【推荐1】如图,直线
,菱形
和等边
在
,
之间,点A,F分别在
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上,点B,D,E,G在同一直线上;若
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfd66005da7b2dff722700167903b69a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/027830fc47290062692964077ee481e4.png)
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【推荐2】如图,已知A、B、C、D为圆上四点,弧AD、弧BC的度数分别为120°和40°,则∠E=______ .
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【推荐1】已知Rt△ABC中,∠C=90° ,AB比AC长1cm,且BC=
cm,则AC=_______ .
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名校
【推荐2】如图,在由边长为1的小正方形组成的网格中,点A,B,C,D都在格点上,点
在
的延长线上,以点A为圆心,
为半径画弧,交
的延长线于点
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经过点
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的面积为______ .
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【推荐1】如图,矩形ABCD中,AB=3,BC=6,点E、F是BC的三等分点,连接AF,DE,相交于点M,则线段ME的长为_____ .
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/15/39bb0e81-4c0b-498a-8f40-73df431d6ad0.png?resizew=190)
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【推荐2】如图,矩形
的边
在x轴的负半轴上,顶点
在反比例函数
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交y轴点E,且
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