UPSKILL MATH PLUS

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Calculate the curved surface area and total surface area of a hemisphere of diameter 4.2 \(m\).
 
(i) Curved surface area of a hemisphere \(=\)  \(m^2\)
 
(ii) Total surface area of a hemisphere \(=\)  \(m^2\)
 
[Note: Round off your answer up to two decimal places.]