如图,已知
是菱形
的边
上一点,且
,那么
的度数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddfb5036e5560d63ab73e068ee3e17d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb8490cab76a1a6e5cb35de8535be9be.png)
A.![]() | B.![]() | C.![]() | D.![]() |
21-22八年级下·湖北武汉·期中 查看更多[3]
湖北省武汉市外国语学校2021-2022学年八年级下学期期中数学试题(已下线)专题13菱形的性质(四大题型)-【好题汇编】备战2023-2024学年八年级数学下学期期中真题分类汇编(人教版,湖北专用)湖北省咸宁市嘉鱼县2023-2024学年八年级下学期期中数学试题
更新时间:2023-08-15 15:50:38
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【推荐1】如图,以平行四边形
的边
为斜边向内作等腰直角
,使
,
,且点
在平行四边形内部,连接
、
,则
的度数是( ).
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/20/c40e6669-5583-489c-b686-d052fa184172.png?resizew=151)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d631f45bc652539853f236952afa5bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b04b0cc8fb454210eb328a03978dec63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f135ae4531e59a3c5a7c1e475a5e8934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a55a1a244f81097e05e715b69580faa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/20/c40e6669-5583-489c-b686-d052fa184172.png?resizew=151)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐2】如图,在
中,
,点D,E分别在
,
上,且
,则
的度数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/03eb087c-5c3f-4b88-97b4-e71550ee0c6b.png?resizew=103)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/047dc9795efa99b6fb9fdf9778085dab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27ac7a0dc2eccca3347a5df57e57ebd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3818a2c9919d358b4c3713396093822b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/03eb087c-5c3f-4b88-97b4-e71550ee0c6b.png?resizew=103)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】如图,菱形OABC的顶点A、B、C在圆O上,且
,若点P是圆周上任意一点且不与A、B、C重合,则∠APC的度数为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/1d8c5878-6af8-4874-913b-6979c10283df.png?resizew=152)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46fb4a073ccda3400c55a574cb368ed2.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/6/1d8c5878-6af8-4874-913b-6979c10283df.png?resizew=152)
A.60° | B.120° | C.60°或120° | D.30°或150° |
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【推荐2】如图,将菱形
绕点A按逆时针方向旋转
得到菱形
,当
平分
时,则
与
之间的数量关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/2b7b7edf-4f49-4e82-bfbf-a90e36c9517a.png?resizew=185)
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