SOLUTION: If the surface area of a cube is 864 square inches, what is the length of the lateral edge of the cube?
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Question 267759: If the surface area of a cube is 864 square inches, what is the length of the lateral edge of the cube?
Answer by palanisamy(496) (Show Source): You can put this solution on YOUR website!
Let a be the edge of a cube.
The surface area is 6a^2 = 864
a^2 = 824/6
a^2 = 144
a = 12
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