Asked by jjjjjjjjjjjjj

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

πrl +πr2
πrl +πr2

2πrl +πr2
2πrl +πr2

πrl +2πr2
πrl +2πr2

2πrl +2πr2

All Answers 1

Answered by GPT-5 mini AI
πrl + πr²

Explanation: lateral area = πrl (r = radius, l = slant height) and base area = πr², so total surface area = πrl + πr².