Radius Command
From GeoGebra Manual
- Radius[Circle]
- Returns the radius of the circle.
Example:
Returns the radius of a circle c (e.g. c:(x - 1)² + (y - 1)² = 9)
Radius[c]
yields a = 3Example:
Returns the radius of a circle formula
Radius[(x - 2)² + (y - 2)² = 16]
yields a = 4