Click Here To See Circle, Sphere and Cylinder Formulas

CIRCLE Calculator

Is This Number

Then a CIRCLE has:

SPHERE Calculator

Is This Number the


Then a SPHERE has:

CYLINDER Calculator

Revised August, 2014
If you still want to use the old cylinder calculator, click here.

Which 2 data items do you know?
Then a CYLINDER would have:

Numbers are displayed in scientific notation in the amount of significant figures you specify. For easier readability, numbers between .001 and 1,000 will not be in scientific notation but will still have the same precision.
You may change the number of significant figures displayed by changing the number in the box above.
Most browsers, will display the answers properly but if you are seeing no answers at all, enter a zero in the box above, which will eliminate all formatting but at least you will see the answers.