Volume of a Sphere Calculator
Sphere volume is (4/3) π r³. Surface area is 4 π r². These identities show up in physics, packaging, and geometry class.
Volume523.598776
Surface area314.159265
Formula
V = 4/3 π r³. A = 4 π r².
How to use this calculator
- Enter radius.
- Read volume and surface area.
Examples
Radius 5
Volume ≈ 523.6. Surface ≈ 314.16.
FAQ
Diameter instead?+
Radius is half the diameter.
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