If a cube has a volume of 125, what is the surface area of one side?

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问题 If a cube has a volume of 125, what is the surface area of one side?

选项 A、5
B、25
C、50
D、150
E、625

答案B

解析 The length of a side of a cube is the cube root of its volume; the cube root of 125 is 5. The area of a side is the square of its length, so 5×5=25.
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