Example 4 - Chapter 11 Class 9 Surface Areas and Volumes

Last updated at May 29, 2023 by

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

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Example 4 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

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