Since k is constant (the same for every point), we can find k when given any point by dividing the y-coordinate by the x-coordinate.
Volume of the cone = (1/3) pi r^2 h
h = 2r so substituting for h:-
V = (1/3) pi r^2 * 2r
V = (2/3) pi r^3
Answer:
-20
Step-by-step explanation:
Answer:

( 1 = sin² + cos²)
Step-by-step explanation: