Mathematics · Mensuration
Calculate the total surface area of a cone if its radius is r4 and its slant height is 4l.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1πr(l + r)
- 2πr(l + r16)✓
- 32πr(l + r)
- 42πrl
Correct answer
πr(l + r16)
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