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Mathematics 9 Online
OpenStudy (anonymous):

The area of one face of a cube is given by the expression 2x^2 + 9s. Write a polynomial to represent the total surface area of the cube???

OpenStudy (primeralph):

multiply that by 6.

OpenStudy (agent0smith):

There's 6 faces on a cube, so the surface area = 6*(area of one face)

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