Example 4 - Find curved surface area of a right circular - Area Of Cone

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  1. Chapter 13 Class 9 Surface Areas and Volumes (Term 2)
  2. Concept wise

Transcript

Example 4 Find the curved surface area of a right circular cone whose slant height is 10 cm and base radius is 7 cm. Curved surface area = πrl = 22/7 × 7 × 10 cm2 = 220 cm2

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.