已知四边形的顶点
,
,
,
在边长为1的正方形网格中的位置如图所示,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dfff8157e317a71a13965ebec7836e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17f4875929ed6598fcbb4d124b76ce39.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dfff8157e317a71a13965ebec7836e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17f4875929ed6598fcbb4d124b76ce39.png)
![](https://img.xkw.com/dksih/QBM/2021/4/29/2710132490264576/2799508025753600/STEM/a3b39e5b-16ed-4d3b-a109-e6a8af22507a.png?resizew=241)
更新时间:2021-09-02 16:36:34
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相似题推荐
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【推荐1】在平行四边形
中,对角线
与
相交于点O,若向量
,
对应的复数分别是
,
,则向量
对应的复数是______________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
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解题方法
【推荐2】如图,在平行四边形
中,
,
,用向量
表示向量![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d2c50dd629dc66765492f71a403028c.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bda26cb1e5a925c37748aa63a9e7941.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3041491076c584c03f5f3b296ee7d640.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/116e2e7116a7b5cd0a912ec0699ca017.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d2c50dd629dc66765492f71a403028c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/29/2ec22430-aa72-4b5c-876f-a70bebf35c77.png?resizew=212)
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【推荐1】已知
,
,
.则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/989bdbcfb3919d2c2cf7749bdffd3175.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4bb9d28946eaec220d6017578228e59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14db1e2db8f51c7f3774e1e95b2da1e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04d90c519d8ac9ccc5ede4ae06d9021e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/989bdbcfb3919d2c2cf7749bdffd3175.png)
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【推荐2】若向量
=(1,2),
=(x,﹣2),且
⊥
,则
=__ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deae5171eb718a10261d9b632aa7c2ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bcb140aa73fbe827043dca511ea1335.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/deae5171eb718a10261d9b632aa7c2ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0bcb140aa73fbe827043dca511ea1335.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e9dcd733e469bd2cd791f5f5d38539c.png)
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