如图,方格纸中每个小正方形的边长均为1,线段
的两个端点在小正方形的顶点上
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/31/80491952-2306-4649-9095-8b29621e76df.png?resizew=216)
(1)在图中画一个以
为边的菱形
(不是正方形),点
、
在小正方形的顶点上.
(2)在图中画一个以
为底的等腰三角形
,点
在小正方形的顶点上,且
是锐角三角形连接
,请直接写出四边形
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/31/80491952-2306-4649-9095-8b29621e76df.png?resizew=216)
(1)在图中画一个以
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(2)在图中画一个以
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1d70676406f26d339465fe3473c0c05.png)
更新时间:2020-04-10 14:25:26
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相似题推荐
解答题-作图题
|
适中
(0.65)
【推荐1】下列网格中的六边形ABCDEF是由边长为6的正方形左上角剪去边长为2的正方形所得,该六边形按一定的方法可剪拼成一个正方形.
(1)根据剪拼前后图形的面积关系求出拼成的正方形的边长为 ;
(2)在图中画出两条裁剪线,并画出将此六边形剪拼成的正方形.
(1)根据剪拼前后图形的面积关系求出拼成的正方形的边长为 ;
(2)在图中画出两条裁剪线,并画出将此六边形剪拼成的正方形.
![](https://img.xkw.com/dksih/QBM/2020/5/14/2462564859396096/2463812499070979/STEM/4cfd6895173448faa9effb40e1df4961.png?resizew=210)
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解答题-作图题
|
适中
(0.65)
【推荐2】如图1,在3×4的正方形网格中,每个小正方形边长都是1,每个小正方形的顶点叫做格点.
![](https://img.xkw.com/dksih/QBM/2020/7/11/2503458135531520/2503693792452608/STEM/d952bb27-db01-455f-9b0c-f507ea4e6241.png)
(1)在图2中,以AB为一边,画一个面积为6的平行四边形;
(2)在图3中,画出一个面积为5的正方形.
![](https://img.xkw.com/dksih/QBM/2020/7/11/2503458135531520/2503693792452608/STEM/d952bb27-db01-455f-9b0c-f507ea4e6241.png)
(1)在图2中,以AB为一边,画一个面积为6的平行四边形;
(2)在图3中,画出一个面积为5的正方形.
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解答题-证明题
|
适中
(0.65)
【推荐1】如图,
,
平分
,且交
于点
,
平分
,且交
于点
,连接
.
是菱形;
(2)若
,
,求平行线
与
间的距离.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad42baaa20cf7e40a340a2cf2b545e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2947ca8e0cdbeb4aab80ce9e7b63ba98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d39b8d91afc34e4a9b0fdbb6bafb9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd0763b031b7e6b6d87ce3554ac482d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b707c3d2dcf2f53fea4ef045dd8f295.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
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解答题-证明题
|
适中
(0.65)
【推荐2】如图,
为矩形
对角线
的中点,
于点
,交
,
于点
,
,连接
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/18/bb3cd00d-3471-4292-9de6-082545f052c7.jpg?resizew=166)
(1)求证:四边形
为菱形;
(2)若
,
,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8de4a54cc7818be87a239f6de5f5d05b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4eedae8d316c76e3d0b451256de03fb9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/18/bb3cd00d-3471-4292-9de6-082545f052c7.jpg?resizew=166)
(1)求证:四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/910936ec9fb419d51ce2f5ea817f8401.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65a3e478bb87d094e3a0af30dd10ae8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
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