Torus Calculator

Online calculator to find volume and surface area of torus or donut shape using major and minor radius.

Online calculator to find volume and surface area of torus or donut shape using major and minor radius.

Code to add this calci to your website

Just copy and paste the below code to your webpage where you want to display this calculator.

Formula

Surface Area = 4π²Rr
Volume = 2π²Rr²
Where,
R = Major Radius
r = Minor Radius