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Mathematics 13 Online
OpenStudy (anonymous):

the surface area of a cube is 6x squared +36x+54 find the length of one side

OpenStudy (anonymous):

SA = 6x^2 + 36x + 54 Divide by 6 to get the area (because SA = 6 * area of one side) x^2 + 6x + 9 Now factor to find the length of one side: (x+3)(x+3) Thus, the length of one side is x + 3

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