(C)
Step-by-step explanation:
The volume of the conical pile is given by

Taking the derivative of V with respect to time, we get


Since r is always equal to h, we can set

so that our expression for dV/dt becomes


Solving for dh/dt, we get



20-8=12
12-3=9
9-6=3
3 fish are in a bowl.
Have a fab sunday!
Answer:
2r*3.14= c
Step-by-step explanation:
2*8=16
16* 3.14=50.24
He will need 51 feet of brick
8x^2y is correct
Hope this helps