The radius of a circle (r) is the distance from its centre to any point (A) on its perimeter, and is equal to half of the circle’s diameter.
Putting the point of a pair of compasses at the centre and opening the arms to the radius can draw a circle.
The radius of a circle (r) is the distance from its centre to any point (A) on its perimeter, and is equal to half of the circle’s diameter.
Putting the point of a pair of compasses at the centre and opening the arms to the radius can draw a circle.