The Formula is 4 x Pi x Radius Squared
surface area of sphere = 4 x pi x radius x radius
where "x" indicates multiplication and pi = approximately 3.141592654
4 * pi * r^2
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The formula for the surface area of a sphere is: 4 pi r 2
Surface area of a sphere = 4πr2
There is NO equation for the area of a sphere Assuming you mean surface area, the surface area of a sphere of radius r is 4πr^2.
Surface area of a sphere: A = 4πr2So, surface area = 4pi52
The formula for the surface area of a sphere is 4πr2. The formula for the volume of a sphere is 4/3πr3.