Surface area of a sphere calculator
This surface area of a sphere calculator below is very simple to use. Just enter the radius of the sphere. Then click on the button that says calculate.
Instructions for using the calculator
If you know the diameter, but not the radius, just divide the diameter by 2 to get the radius
Do not enter numbers with a slash (/)! If you do, the wrong answer will be computed
Therefore, convert all fractions into decimals before entering numbers
Enjoy the calculator!
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