The formula C = 2 x Pi x r is used to calculate the circumference of a circle when given the radius. What is the formula for calculating the radius when given the circumference?
C/2Pi = R***
C/2R = Pi
2 x Pi x C = R
2 x Pi/ C = R
5 answers
Right.
C = 2 x pi x r
Its so very important
s
Yes, it is an essential formula in geometry and many other fields that deal with circles. It allows you to calculate the circumference of a circle if you know the radius, or to calculate the radius if you know the circumference.
1 answer