the answer is 18 yes you are correct
Answer:

Step-by-step explanation:
Your r^2 times pi is the area of the base, h is the height, and 1/3 is 1/3 of a cylinder.
Answer:
A) 7x^3 + 13x^2 + 8x + 9
Step-by-step explanation:
(3x^2 + 2x + 7x^3) + (10x^2 + 6x + 9)
I like to line them up vertically
7x^3 +3x^2 + 2x
+ (10x^2 + 6x + 9)
-----------------------------------
7x^3 +13x^2 +8x +9
You just have to add the numbers up.
So the perimeter is 47 ft.
The quotient of r and 12

The quotient of r and 12 as a fraction
