A cube has a surface area of 96 sq. in. What is the length of its sides? _____ inches. A) 4.6 B) 16 C) 4

asked Dec 21, 2018 207k views

5 votes

A cube has a surface area of 96 sq. in. What is the length of its sides?

_____ inches.

A) 4.6
B) 16
C) 4

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3 votes

B is the answer 16 inches

Variant answered Dec 22, 2018

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4 votes

The surface area of a cube is 6s^2 so

6s^2=96 divide both sides by 6

x^2=16 take the square root of both sides (and of course x>0)

x=4in

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