Example 1 - Chapter 11 Class 9 Surface Areas and Volumes

Last updated at April 16, 2024 by Teachoo

Transcript

Example 1
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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