Question

The surface area of a cone is 150ð in 2 . The radius of the base is 10 in. What is the slant height?

Answer 1

The surface area of a cone is 150 pie in 2 . The radius of the base is 10 in. What is the slant height?

Answer 2

a = pi*r*s
150pi = pi*10*s
s=15

assuming you're not counting the base of the cone