Geometry
Regular Polygon Area
Area of a regular n-gon with side s.
Formula
Formula
A = n s24 tan(πn)
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| n | number of sides | integer (ℤ) | — | input |
| s | side length | real number (ℝ) | — | input |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givensides n = 6, side s = 4
Result41.56921938
Example 2
Givensides n = 5, side s = 6
Result61.93718642