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Find the Surface Area of a Sphere of Radius 5.6 Cm . - Mathematics

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Question

Find the surface area of a sphere of radius 5.6 cm .

Solution

Given radius = 5.6cm
Surface area - `4πr^2 - 4× 22/7 × (5.6)^2-394.24 cm^2`

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Chapter 21: Surface Areas and Volume of a Sphere - Exercise 21.1 [Page 8]

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RD Sharma Mathematics [English] Class 9
Chapter 21 Surface Areas and Volume of a Sphere
Exercise 21.1 | Q 1.2 | Page 8

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