将一张坐标纸折叠一次,使得点
与
两点重合,且点
与点
重合,则
=____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccc8350b12974ffc8d06fce36d158f02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b094cba781181aeb90752170e9ba6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0cddf5c697af5242458bcae6a1fac35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a64d924836b4292239d9726c6473d7f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64da75a02173c2a5eb40f4c68d0f4f36.png)
更新时间:2023-05-31 10:04:08
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【知识点】 求点关于直线的对称点
相似题推荐
填空题-单空题
|
较易
(0.85)
【推荐1】若点
和点
关于直线
对称,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b86696937f42067eed3641c8d34f4fc3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72babdedbe6b32b150cc3ee258a7c310.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b979396a703fb14715ba39232f5786a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/934d37c81b2266c7b86bcc11afaf5f91.png)
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填空题-单空题
|
较易
(0.85)
解题方法
【推荐2】已知直线
和
两点,若直线
上存在一点
使得
最小,则点
的坐标为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93b213e1e3f4fed1d74e2beb7e6fd240.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee41df0e31d4838b30f5c812f0c76ab0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/350a38070bdc27207946be17d5f70223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
您最近一年使用:0次