SOLUTION: Express the total surface area of a cube in terms of its diagnol

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Question 1001551: Express the total surface area of a cube in terms of its diagnol
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
The diagonal of a cube of side s is given by
d+=+s%2Asqrt%283%29
The surface area is
SA = 6*s^2 = 6*(d/sqrt(3))^2
SA = 2d^2
The volume is given by
V = s^3 = %28d%2Fsqrt%283%29%29%5E3
V = d%5E3%2F%283%2Asqrt%283%29%29 or
V = d%5E3%2Asqrt%283%29+%2F+9