已知平面四边形
中,
,
,
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcd0ced286a0fbc7e4862f8147264277.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4aca5534bce25acaeb7379deed8f8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/695525d00319665b1ad0d01717979523.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d3bbe4cdd2c154bd9a8073b0d4cecb8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9205ec476ebbaecada28ca9f657f98dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5085e3cdef9ea6c564e079f745d6fdb.png)
A.![]() ![]() | B.![]() | C.![]() | D.![]() |
2022·湖南岳阳·一模 查看更多[2]
更新时间:2022-05-05 23:04:06
|
相似题推荐
单选题
|
适中
(0.65)
解题方法
【推荐1】设点
是线段
的中点,点
在直线
外,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7060db2a5c4d42f03b1addee9c95b1d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e82a36a5fbbb3a1ceb589e329bd75f8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72a0b58f2f3b85823faff5e244f8b9a.png)
A.12 | B.6 | C.3 | D.![]() |
您最近一年使用:0次
单选题
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适中
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解题方法
【推荐2】已知
分别是
的边
、
、
的中点,且
,
,
,则下列结论中错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80273dbcfcd2fda629a42d425ff25199.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c748c4c6d9c1e5c16a8ed47f0792f5ff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/325ba8093bd40f00a79e3c49010ea704.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3edb4ffd300dbd7dfdcc5a751f79c482.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
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解题方法
【推荐2】如图,在直角梯形
中,
,
为
边上一点,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c48ab4bf48ad2bde011951acc70e4fdf.png)
,
为
的中点,则
=( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8ac80ca70e7ed41ea8e90b6318dfeb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c48ab4bf48ad2bde011951acc70e4fdf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2562b01602aa3a69133aeb4c809f43ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc4846e5fe7cb4dac26690cbbb300b39.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
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【推荐1】如图,在
中,
为
上一点,且满足
,若
则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3872f0b419ab4cb8dad9417d2a5a0116.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95ede009947359b4339f03c8fbb5e96c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d44a477f0100d0d24a5bf27f0e23c436.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59de90557a43f7a8902463d122e1bfa7.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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【推荐2】若平面向量
和
互相平行,其中
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/431fdf377f3e2fc1be705aa8bb3b9de4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e764a8858e4c08215d5f875b1fe49a67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/213ebd58bb0de8c55a4a2d2b51c70172.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/431fdf377f3e2fc1be705aa8bb3b9de4.png)
A.![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
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