21-22高一·湖南·课后作业
1 . 如图所示,设
是正方形
的中心,则下列结论正确的有________ .(填序号)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/24/948e7553-8c71-43f2-a9f8-e1c2521af7eb.png?resizew=113)
①
;②
;③
与
共线;④
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/4/24/948e7553-8c71-43f2-a9f8-e1c2521af7eb.png?resizew=113)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/733969cf1b7c21e44f55ce50a5d3891e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5611a48164ebb2583ac47754cec59f63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9795e7f5cb9b366776c41d8f3f43942.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ed9c2e9fabbfc63733bae8fa079d00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e674ca329caa46cb4754592f4d4523de.png)
您最近一年使用:0次
2 . 四边形ABCD满足
=
,且|
|=|
|,则四边形
是________ (填四边形
的形状).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bd98a891fa65f2fc6688001b03185d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d792a2aa25763e14cc2863be3887000.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be64d59ac6538a0f4d79fb825e082081.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f90e16e18b1e88ebb1ab811d06be76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
您最近一年使用:0次
名校
3 . 在平行四边形ABCD中,
,
,
,则
的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fadc9a19de13ca7688ca93f0c70a8a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49a31f8e8dba418bd5d886998ef8d17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c052d7af2f98d95bac8725b608fba0fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3ed9c2e9fabbfc63733bae8fa079d00.png)
您最近一年使用:0次
2021-12-01更新
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848次组卷
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4卷引用:湖南省衡阳市第一中学2021-2022学年高一上学期期中数学试题