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What is the surface area of a cone with a radius of 3 cm and a slant height of 5

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Question: What is the surface area of a cone with a radius of 3 cm and a slant height of 5 cm?

Options:

  1. 37.68 cm²
  2. 28.26 cm²
  3. 47.12 cm²
  4. 50.27 cm²

Correct Answer: 37.68 cm²

Solution: 

Surface Area = πr(l + r) = π(3)(5 + 3) = 24π ≈ 75.40 cm².

What is the surface area of a cone with a radius of 3 cm and a slant height of 5

Practice Questions

Q1
What is the surface area of a cone with a radius of 3 cm and a slant height of 5 cm?
  1. 37.68 cm²
  2. 28.26 cm²
  3. 47.12 cm²
  4. 50.27 cm²

Questions & Step-by-Step Solutions

What is the surface area of a cone with a radius of 3 cm and a slant height of 5 cm?
No concepts available.
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