#1 is 65 by 75, next is 3 by 9, and the last is 75 by 25
That answer is A and B pick one
Answer:

Step-by-step explanation:
Step 1
Find the radius of the circular cross section
we know that
The circumference is equal to

we have

substitute and solve for r

simplify


Step 2
Find the area of the circular cross section
The area of the circle is equal to

we have

substitute


The slope of the line is zero.
So you would do is take 3,500 and multiply it by 4% to get 140