How much longer is the edge of a cube with a surface area of 1,350 than the edge of a cube with a surface area of 600?

admin2022-11-20  34

问题 How much longer is the edge of a cube with a surface area of 1,350 than the edge of a cube with a surface area of 600?

选项 A、5
B、15
C、150
D、250
E、750

答案A

解析 设正方体的边长为a,表面S=6a2,那么a==15-10=5。
转载请注明原文地址:https://kaotiyun.com/show/lakO777K
本试题收录于: GRE QUANTITATIVE题库GRE分类
0

最新回复(0)