The sides of a square region, measured to the nearest centimeter are 6 centimeters long.The least possible value of the actual area of the square region is?
A. 36.00 B. 35.00 C. 33.75 D.30.25 E. 25.00 GWD KEY D作者: caicainiao 时间: 2011-4-29 22:35
题目问可能的面积的最小值，边长四舍五入为6，最小边长是5.5，平方为30.25
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