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15问答网 > 【，高一数学】，两点关于某直线对称

【，高一数学】，两点关于某直线对称

2025-03-15 19:50:28

推荐回答（4个）

回答1：

关于直线对称，那么两个点的中点肯定在y=x这条直线上面。
所以x+x1=y+y1
这就是他们之间的关系。

回答2：

点(a,b)关於直线y=x的对称点是点(b,a),这只要连接(a,b)和(b,a),证明这条线段被y=x垂直平分就可以了
反函数图像关於y=x对称,这个证明书上有,自己看

回答3：

回答4：

|x|=|y1|

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