CBSE Class 9 Answered
A pile of sand is in the shape of a right cone. The circumference of the base is 88 m and its slant height is 7 m. Find the lateral surface area of the pile of sand.
Asked by Topperlearning User | 17 Oct, 2017, 09:36: AM
Expert Answer
Slant height (ℓ) =7 m. Let r = radius of the base.
Circumference of the base = 88 m
Lateral surface area of the pile of sand is 308 m2
Answered by | 17 Oct, 2017, 11:36: AM
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