How to get the formula of the curved surface area of a cube?

Curved surface area :

The curved surface area or Lateral surface area of any solid is the area of the surface of the solid except its surface area of top and bottom.

Cube :

In a cube, there are 4 lateral sides except the top and bottom.

All sides are square in a cube.

Therefore, the lateral surface area of a cube with side 'a' $=4 a^2$.

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Updated on: 10-Oct-2022

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