Answer:
12πin
Step-by-step explanation:
From the question given, the area of the circle is 36πin^2
Recall:
Area of circle = πr^2
36π = πr^2
Divide both side by π
36 = r^2
Take the square root of both side
r = √36
r = 6in
Circumference of a circle = 2πr
= 2π x 6
= 12πin
