Ex 11.2, 3 - Chapter 11 Class 9 Surface Areas and Volumes

Last updated at August 14, 2026 by

Find the total surface area of a Hemisphere of radius 10 cm (Video) - Ex 11.2

 

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Ex 11.2, 3 Find the total surface area of a hemisphere of radius 10 cm. (Use = 3.14) Radius = r = 10 cm Total surface area of hemisphere = 3 r2 = (3 3.14 10 10) cm2 = (3 314) cm2 = 942 cm2

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