Question

Find the area of the circle with a circumference of 30(pie). Write your solution in terms of (pie)

Answer 1

Answer:

option 3

Step-by-step explanation:

$circumference = 2 \pi r\\30 \pi = 2 \pi r\\\\r = \frac{30 \pi }{2 \pi} =15mm\\\\Area = \pi r^2 = \pi 15^2 = 225 \pi \ mm^2$