Sphere volume
Find the volume enclosed by a sphere.
Inputs
Use the units shown—
Enter your values and select Calculate.
Formula & explanation
V = 4πr³/3
Variables & units
- Radius
- cm · minimum 0, maximum 1000000000
Worked example
A radius of 3 cm gives a volume of 36π cm³.
Assumptions
Enter radius, not diameter.
Formula version 1.0.0. JavaScript floating-point arithmetic applies. Results display up to 6 decimal places; stored values retain available precision. Use the units shown.
Practice with an example
Use the default input values to find the answer. The reset icon restores those values.
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