The line segment from (0,0) to (6,18) is revolved about the x axis to form a cone. What is the volume of this?
cone? Volume is _____? (omit units)
- Mike TLv 79 years agoFavorite Answer
V = (1/3) * pi * r^2 * h
h = (6 - 0)
r = (18 - 0)
- Anonymous9 years ago
The horizontal length is 18, so that's your radius.
The vertical length is 6, so that's your height.
The volume of a cone is 1/3 * Ï * r^2 * h
V = (1/3) * Ï * 18 * 18 * 6 = 648Ï