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mathematical formula of area of cube. Find the volume of a right rectangular prism with fractional edge lengths by packing it with unit cubes of the appropriate unit fraction edge lengths and show that the volume is the same as would be found by multiplying the edge lengths of the prism. Therefore the total surface area of a cube 6 area of each side 6 a 2 6a 2 Square Unit.
Sphere surface 4 pi radius 2. SA 6 a 2. For a cube with sides of length L the surface area.
A 6L2 A 6L2.
SA a 2 a 2 a 2 a 2 a 2 a 2. As per the definition of the cube we know the cube consists of 6 square faces. Since the length of an edge is a the area of one square is a a a 2. Therefore by the surface area and volume formula of the cube we can write.