Find C.S.A and T.S.A — task. Maths CBSE Homework Assignments, Class 9.

Find (i) the curved surface area and (ii) the total surface area of a hemisphere of radius \(21 cm\)

The curved surface area \(=\) \(cm^2\)

The total surface area \(=\) \(cm^2\)

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1. Find C.S.A and T.S.A