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Find the total surface area of this cone

Find the total surface area of this cone-example-1
User Angely
by
4.2k points

1 Answer

7 votes

Answer:

S.A. = 1,017.36

Explanation:

S.A. =
\pi r^(2) + \pi rl

12 x 12 x 3.14 = 452.16

3.14 x 12 x 15 = 565.2

565.2 + 452.16 = 1,017.36

User Bob Blob
by
4.1k points