Answer:
b
Step-by-step explanation:
V 34
12 pi
First find the area of full circle
A = pi r^2 where r is the radius
A = pi (4)^2
A = 16 pi
This is 3/4 of a circle so multiply the area by the fraction of a circle
3/4*16pi = 12 pi
i =
with i = 120 then
p = = $2000