The correct expression that shows the relationship between the circumference and the area of a circle is:
C=2πr
This formula states that the circumference (C) of a circle is equal to 2 times the radius (r) times pi (π).
Which of the following expressions correctly shows the relationship between the circumference and the area of a circle?
A=πr2
C=2πr
C2=4πA
Cd=π
1 answer