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Question 38 (ii) Find the curved surface area of the conical part of one silo. Now, Curved surface area of the cone = 𝜋𝑟𝑙 = 𝟐𝟐/𝟕 × 𝟏.𝟓 × 𝟐.𝟓 = 22/7 ×3/2 ×5/2 = 165/14 = 11.78 m2

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo