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CBSE Class 10 Answered

what is cone surface area
Asked by sagarvarun6535 | 03 Mar, 2024, 09:37: AM
answered-by-expert Expert Answer

Lateral surface area of cone = π r l   = img ,

where r is radius , h is height and l is slant height .

If the bottom surface is open , surface area of cone is only lateral surface area.

If the bottom surface area is closed , then total surface area A is

img

Answered by Thiyagarajan K | 03 Mar, 2024, 12:52: PM

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