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Calculate the surface area of a sphere

The surface area of a sphere is the area that surrounds the sphere. The surface of the earth, where we live, is an example of the surface area of a sphere. In this calculation you can calculate surface areas like that.
0 2011/09/29 | Is something broken?

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Bugs & Fixes

This calculation was last reviewed or fixed: 2011/09/29

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Other calculations in geometry (area, volume etc)

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Calculate the area of a (right-angled) triangle with this calculation.
Calculate the surface area of a sphere
How much space do we have to live on, on planet Earth? Calculate this and many other things in this calculation for surface area for spheres.
Calculate the surface area of a cone
With this calculation you can calculate the surface area of a cone.
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Use this calculation to calculate the surface area of cubes and bricks.
Calculate the surface area of a pyramid
Ever wondered how much you would have to paint if you were to repaint the pyramids? No? Well, you can calculate surface areas of pyramids (with four-sided bases) here if you ever find the need.
Calculate the surface area of a cylinder
If you would unfold a cylinder it would become a rectangle. Calculate the surface area of a cylinder (i.e. that rectangle) here.

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