Answer variants:
6160
880
3394.286
1188
118.8
88
The height and the base radius of a cylindrical drum is 20 \(cm\) and 7 \(cm\). Calculate the curved surface area and the total surface area of the cylinder.
(i) Curved surface area of the drum \(=\) \(cm^2\)
(ii) Total surface area of the drum \(=\) \(cm^2\)