Question

Calculate the volume and surface area of a cone 14 cm in base diameter and 24 cm height

Answer 1

recall that v = 1/3 πr^2 h
or, since r = d/2, v = 1/12 πd^2 h
Now just plug in your numbers.

Answer 2

a = πr(r+s) = πr(r + √(r^2+h^2) )