Answer:
What is the height, radius or diameter of the cone?????
If
and
, separate variables in the differential equation to get

Integrate both sides:

Use the initial condition to solve for
:

Then the particular solution to the initial value problem is

(A)
Reflection, the quadratic parent function is reflected on the opposite side
There is no given area without the width dimension
44 nickels because you just add 5 intill you get 220