# Surface Area of a Sphere

How to find the surface area of a sphere: formula, example, and its solution.

## Formula

*A* = 4*πr*^{2}*A*: Surface area of a sphere*r*: Radius of the sphere

## Example

*r* = 6

So *A* = 4*π*⋅6^{2}.

6^{2} = 36

4⋅36 = 144

So *A* = 144*π*.