X 0 y was 30
at x 12 y is about 55
12-0 = 12
55-30 = 25
25/12 = 2.08 inches per year average
so answer should be D
Answer:B
Step-by-step explanation:
y=13xy=\dfrac{1}{3}xy=31xy, equals, start fraction, 1, divided by, 3, end fraction, x
A = 28.26 units^2
Step-by-step explanation:
The formula for the area of a circle is:

We can just plug in the numbers and solve.


28.26 units^2