配套习题- 平行四边形的判定（2） -【青果学院】

1/5单选题

难度：

1.在四边形ABCD中，从①AB∥CD；②AB=CD；③BC∥AD；④BC=AD中任选两个使四边形ABCD为平行四边形的选法有（　　）

A	3
B	4
C	5
D	6

正确答案：Qg==

6Kej77ya5Lu75Y+W5YW25Lit5Lik5Liq77yM5Y+v5Lul5b6X5Ye64oCc5Zub6L655b2iQUJDROaYr+W5s+ihjOWbm+i+ueW9ouKAnei/meS4gOe7k+iuuueahOaDheWGteacie+8iDHvvInvvIgy77yJ77yb77yIM++8ie+8iDTvvInvvJvvvIgx77yJ77yIM++8ie+8m++8iDLvvInvvIg077yJ5YWx5Zub56eN77yO5pWF6YCJQu+8jg==

2/5单选题

难度：

2.下列结论正确的是（　　）

A	对角线相等且一组对角相等的四边形是平行四边形
B	一边长为5cm，两条对角线长分别是4cm和6cm的四边形是平行四边形
C	一组对边平行且一组对角相等的四边形是平行四边形
D	对角线相等的四边形是平行四边形

正确答案：Qw==

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

3/5单选题

难度：

3.下面给出了四边形ABCD中∠A、∠B、∠C、∠D的度数之比，其中能判定四边形ABCD是平行四边形的是（　　）

A	3：4：5：6
B	4：4：5：5
C	4：5：4：5
D	4：5：5：4

正确答案：Qw==

6Kej77ya5qC55o2u5bmz6KGM5Zub6L655b2i55qE5Lik57uE5a+56KeS5YiG5Yir55u4562J77yM5Y+v55+lQ+ato+ehru+8jjxicj7mlYXpgInvvJpD77yO

4/5单选题

难度：

4.平面内，A、B、C三点不在同一条直线上，以A、B、C为顶点的平行四边形有（　　）

A	1个
B	2个
C	3个
D	4个

正确答案：Qw==

6Kej77ya5bey55+l5LiJ54K55Li6QeOAgULjgIFD77yM6L+e5o6lQULjgIFCQ+OAgUNB77yMPGJyPuWIhuWIq+S7pUFC44CBQkPjgIFDQeS4uuW5s+ihjOWbm+i+ueW9oueahOWvueinkue6v++8jOWPpuWkluS4pOi+ueS4uui+ue+8jDxicj7lj6/mnoTmiJDnmoTlubPooYzlm5vovrnlvaLmnInkuInkuKrvvJomIzk2NDk7QUNCRO+8jCYjOTY0OTtBQ0VC77yMJiM5NjQ5O0FCQ0bvvI48YnI+5pWF6YCJ77yaQ++8jjxicj48aW1nIHdpZHRoPTE1NyBoZWlnaHQ9MTA2IHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNkUvMTcvckJBQ0oxVV9TNG5pdTFrNUFBQU5tOTA2MXQ4NDUzLnBuZyI+

5/5单选题

难度：

5.

在下列条件中，不能确定四边形ABCD为平行四边形的是（）

A	∠A=∠C，∠B=∠D
B	∠A=∠B=∠C=90°
C	∠A+∠B=180°，∠B+∠C=180°
D	∠A+∠B=180°，∠C+∠D=180°

正确答案：RA==

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