show that the point C(9,3) is at the same distance from A(2,2) and B(4,8).
问题描述：
show that the point C(9,3) is at the same distance from A(2,2) and B(4,8).
翻译
答
展示出点C（9,3）离点A（2,2）B（4,8）的距离是一样的