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put this solution on YOUR website! The area of a face of a cube is s^2. A cube has 6 sides, so its surface area is 6 times the area of one face. Volume of a cube is the length of a side cubed.
Undo those operations, starting from the surface area. Surface area divided by 6 is area of a face. Square root of the area of a face is the length of a side. Volume is side cubed.