Volume and Area of a Sphere
Calculator
Enter the radius, diameter, surface area or volume of a Sphere to find the other three. The calculations are done "live":
How to Calculate the Volume and Surface Area
Surface Area = 4 × π × r2
Example: r = 5
Surface Area = 4 × π × r2
= 4 × π × 52
= 4 × π × 25
= 100 π
≈ 314
Volume = (4/3) × π × r3
Example: r = 5
Volume = (4/3) × π × r3
= (4/3) × π × 53
= (4/3) × π × 125
≈ 524