Question

3/4 If the circumference of a circle measures

π cm, what is the area of the circle in terms of π?
Responses
A

π
9 8 π cm 2
B

π
3 8 π cm 2
C

π
3 64 π cm 2
D 9/64

π

Answer 1

Circumference C = 2πr = π, so r = π/(2π) = 1/2 cm.
Area A = πr^2 = π(1/2)^2 = π/4 cm^2.

So the area is (1/4)π cm^2.