名校
1 . 在平面直角坐标系
中,已知点
,
,
,点
是直线
上的一个动点.
(1)求
的值;
(2)若四边形
是平行四边形,求点
的坐标;
(3)求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ee31829d0d4d5f779a957d7df8058ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c53c2ce5532642de107e0d85c75f3e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7d39bc6cbcef0f45e46b8575d42cb00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f13bf66fc845b115de4ec45b4be0e23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad7317419875db39923a1b0ea319c10.png)
(2)若四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ce55d12917b2c9372e6786238df3b7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7787dfab61ed9830b531da365e592bbd.png)
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2023-01-19更新
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780次组卷
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2卷引用:北京市首都师范大学附属中学(通州校区)2022-2023学年高一下学期开学质量检测数学试题