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Sphere calculator

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Enter two values of a sphere and select what to find. The calculator gives a step-by-step solution on how to find the missing value of a sphere.

Sphere Calculator
input one values of a sphere and select what you want to find
help ↓↓ examples ↓↓
Solve for
Enter values in two text boxes
calculator works with decimals, fractions and square roots (to input $ \color{blue}{\sqrt{2}} $ type $\color{blue}{\text{r2}} $)
radius
r =
 
diameter
d =
Area
A =
 
Volume
V =
working...
Sphere formulas
$$ V = \frac{4a^3 \times \pi}{3} $$
volume
$$ A = 4 \times r^2 \pi $$
area
EXAMPLES
example 1:ex 1:
What is the surface area of a sphere with a radius of 15?
example 2:ex 2:
What is the diameter of a sphere with a total area of 24π cm2?
example 3:ex 3:
What is the surface area of a sphere with a volume of 48π cm3?
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