A cylindrical can has a diameter of and a height of

MATHEMATICS · Single correct · CBSE · Mathematics · Surface Areas and Volumes · Surface Areas and Volumes

Problem

A cylindrical can has a diameter of 12 cm12\,\text{cm} and a height of 20 cm20\,\text{cm}. A paper label is to be wrapped exactly once around the curved surface, covering the full height but not the top or bottom. What area of paper (nearest whole number) is required? (a) 720 cm2720\,\text{cm}^{2} (b) 754 cm2754\,\text{cm}^{2} (c) 452 cm2452\,\text{cm}^{2} (d) 904 cm2904\,\text{cm}^{2}

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