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标题: GWD16-31 [打印本页]

作者: xiangzhengj    时间: 2010-1-17 20:58     标题: GWD16-31

Q31:

A certain right triangle has sides of length x, y, and z
, where x < y < z.  If the area of this triangular region is 1, which of the following indicates all of the possible values of y ?


How to calculate?

作者: qurssrou    时间: 2010-1-19 07:02

right triangle : 直角三角形,y是长直角边,x是短直角边




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