试题与答案

在平面直角坐标系中，从五个点：A(0,0)、B(2,0)、C(1,1)、D(0,

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题型：填空题

题目：

在平面直角坐标系中，从五个点：A(0,0)、B(2,0)、C(1,1)、D(0,2)、E(2,2)中任取三个，这三点能构成三角形的概率是________(结果用分数表示)．

答案：

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