Sphere Volume Calculator
Find the volume and surface area of a sphere from its radius.
Result
Volume
523.5988
Surface area
314.1593
How it works
Volume = 4/3·π·r³ · Surface = 4·π·r²
Enter the radius. Volume = 4/3·π·r³; surface area = 4·π·r². Example: radius 5 → volume ≈ 523.6.
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Frequently asked questions
What is the volume formula for a sphere?
V = 4/3·π·r³.
What is the surface area of a sphere?
4·π·r².
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