Question

Find the surface area of this cone.

Answer 1

4320pi

Explanation:

Formula: pi*r*s + pi*r^2

r = radius, s = slant height

To find the radius, use the pythagorean theorem: r^2 + 24^2 = 51^2 (CONVERT M TO CM!!!)

r^2 = 2025 --> r = 45.

pi*45*51 + pi*2025 = 4320pi

hope this helps! <3