Question

A rectangular piece of copper foil of length 21 cm and area 924 cm2 is folded along its width to form a cylinder such that there is only one layer of copper foil on any part of the cylinder. What is the volume (in cm3) of the cylinder so formed?

A 7276.5 cm³
B 3234 cm³
C 1347.5 cm³
D 539 cm³
E 1617 cm³
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