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题目矩形的两邻边长为2和5,经过它的短边上的点作直线,使得所截得的直角三角形的周长为8,求矩形留下部分面积的最小值.这是2004年俄罗斯
The two adjacent sides of the title rectangle are 2 and 5, passing through the points on the short side of it, making the perimeter of the right-angled triangle as 8 and finding the minimum area of the rectangle. This is 2004. Russia