let t be an equilateral triangle whose sides are of length 1 unit .show that if any five points are
问题描述：
let t be an equilateral triangle whose sides are of length 1 unit .show that if any five points are
答
有单位长度的等边三角形,显示其中...的任意5个点.这根本没有写完嘛let t be an equilateral triangle whose sides are of length 1 unit .show that if any five points are chosen lying on or insides the triangle ,then two of them must be no more than 1/2 unit apart什么意思啊这次全了。。。呵呵什么意思啊十分感谢有单位长度的等边三角形，假设其边上或内部有任意五个点，则其中必有两个点的距离不超过1/2哈哈，我读初中时做过这题的