Circumference Command
From GeoGebra Manual
- Circumference[Polygon]
- Returns the circumference of a Polygon.
- Example:
Circumference[Polygon[(1, 2), (3, 2), (4, 3)]]
yields 6.58.
- Circumference[Conic]
- If the given conic is a circle or ellipse, this command returns its circumference. Otherwise the result is undefined.
- Example:
Circumference[x^2 + 2y^2 = 1]
yields 5.4.