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The internal and external radii of a hollow hemispherical shell are 3 \(cm\) and 11 \(cm\), respectively. Determine the C.S.A. and T.S.A. of the shell.
The curved surface area of the shell \(=\) \(cm^2\)
The total surface area of the shell \(=\) \(cm^2\)
[Note: Enter your answer up to two decimal places]
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