What is the volume of a right circular cone that has a height of 17.5 m and a base with a circumference of 19.4 m?

Answer 1

V = pi*r²*h/3

h given as 17.5m

Circumference = 2*pi*r = 19.4, so r = 19.4/2*pi = 9.7/pi

V = pi*(9.7/pi)²*17.5 / 3

= (9.7²/pi)*17.5 / 3

= 174.707 m²