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Mathematics 12 Online
OpenStudy (anonymous):

The edge of a cube is 7cm long. Find the surface area ??

OpenStudy (unklerhaukus):

a cube has a surface area made up of a number of squares, to find the total surface fo the cube find the area of one square and multiply this by the number of squares ,

OpenStudy (anonymous):

surface area is 6xa^2 where a is a side of the cube

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