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Question
If the perimeter of each face of a cube is 32 cm, find its lateral surface area.
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Solution
Perimeter of each face of a cube = 32 cm
∴ Length of edge = 32/4 = 8 cm
and lateral surface area of the cube = 4 x (side)2
= 4 x 8 x 8 = 256 cm2
∴ Length of edge = 32/4 = 8 cm
and lateral surface area of the cube = 4 x (side)2
= 4 x 8 x 8 = 256 cm2
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