Question

A spyglass in the shape of a cone has a slant height of 18 centimeters and a radius of 6 centimeters. What is the surface area of the spyglass? Use 3.14 for pi.(1 point)
Responses

339.12 square centimeters
339.12 square centimeters

1,356.48 square centimeters
1,356.48 square centimeters

197.82 square centimeters
197.82 square centimeters

452.16 square centimeters

Answer 1

Surface area (lateral) = π r l = 3.14 × 6 × 18 = 3.14 × 108 = 339.12 square centimeters.

Answer: 339.12 square centimeters.