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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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