Geometry
Torus Volume
Volume of a torus (doughnut).
Formula
Formula
V = 2 π2 R r2
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| R | center-to-tube radius | real number (ℝ) | — | input |
| r | tube radius | real number (ℝ) | — | input |
Try it yourself
Interactive calculator
Worked examples
Example 1
GivenR = 5, r = 2
Result394.784176
Example 2
GivenR = 10, r = 1
Result197.392088