# Perimeter Command

From GeoGebra Manual

- Perimeter( <Polygon> )
- Returns the perimeter of the polygon.
**Example:**`Perimeter(Polygon((1, 2), (3, 2), (4, 3)))`

yields*6.58*.

- Perimeter( <Conic> )
- If the given conic is a circle or ellipse, this command returns its perimeter. Otherwise the result is undefined.
**Example:**`Perimeter(x^2 + 2y^2 = 1)`

yields*5.4*.

**Note:**See also Circumference command.- Perimeter( <Locus> )
- If the given locus is finite, this command returns its approximate perimeter. Otherwise the result is undefined.