1. Chapter 13 Class 9 Surface Areas and Volumes
  2. Serial order wise
  3. Examples

Example 7 - Chapter 13 Class 9 Surface Areas and Volumes

Last updated at May 29, 2018 by

Example 7 - Find surface area of a sphere of radius 7 cm - Area Of Sphere

  1. Chapter 13 Class 9 Surface Areas and Volumes
  2. Serial order wise

    3. Examples

    Ex 13.9 (Optional) →

Transcript

Example 7 Find the surface area of a sphere of radius 7 cm. Given r = 7cm Surface Area of sphere = 4πr2 = 4 × 22/7 × 7 × 7 cm2 = 4 × 22× 1 × 7 cm2 = 616 cm2

Chapter 13 Class 9 Surface Areas and Volumes
Serial order wise

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.