Torus Area and Volume Calculator

Input Major Radius  
Input Minor Radius  

Surface Area Equals  
        Volume Equals  

Torus Formulas
Area = 4 • π² • r • R
Volume = 2 • π² • r² • R


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Significant Figures >>>
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.

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