1 . 四边形
中,
,且
,则四边形
是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da65df9df70430d0a095297a628f04c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e76d6f438896029901a5c9b6418fffc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
A.平行四边形 | B.菱形 | C.矩形 | D.正方形 |
您最近一年使用:0次
2018-02-04更新
|
1906次组卷
|
5卷引用:河北省张家口市2017-2018学年高一上学期期末考试数学试题2
2 . 在四边形
中,对角线
与
交于点
,若
,则四边形
一定是
![](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/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d2e5844eee0229976eb6ba318390999.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
A.矩形 | B.梯形 | C.平行四边形 | D.菱形 |
您最近一年使用:0次