Geometry
Square Perimeter
Perimeter of a square.
Formula
Formula
P = 4 a
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| a | side length | real number (ℝ) | — | input |
Try it yourself
Interactive calculator
Worked examples
Example 1
Givenside a = 5
Result20
Example 2
Givenside a = 12
Result48