Question

Which of the following formulas correctly calculates the surface area of a cone?(1 point)

Responses

2πrl+πr2
2 pi r l plus pi r squared

πrl+2πr2
pi r l plus 2 pi r squared

2πrl+2πr2
2 pi r l plus 2 pi r squared

πrl+πr2

Answer 1

[AI-generated answer — Bot GPT 3.5]

2πrl+πr2

(pi r) l + pi (r)^2