What is the surface area of this right circular cone? radius=12 height=40

Andrey Chaschev asked Apr 13, 2022

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29 votes

What is the surface area of this right circular cone?
radius=12
height=40

Andrey Chaschev asked Apr 13, 2022

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20 votes

Answer:

2026.75 (units) squared

Explanation:

SA of a cone = πr(r+h2+r2)

SA = π(12)(12+√(40^2)+(12^2))

SA = 12π(12+√1744)

Put in calculator and get 2026.75

Elad Gelman answered Apr 18, 2022

2.5k points

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