Which of the following expressions correctly shows the
relationship between the circumference and the area
of a circle? (1 point)
A = πr
2
= π
C
d
C2 = 4πA
C = 2πr
.
relationship between the circumference and the area
of a circle? (1 point)
A = πr
2
= π
C
d
C2 = 4πA
C = 2πr
.