Academics – Mathematics : 2014/DEC/09
Question
Q9. A solid metal cube of side 25 cm is machined down to form the largest possible sphere.
The metal removed is then melted down and cast as a solid cylinder of height 20% greater than the base diameter.
Determine EACH of the following for the cylinder:
(a) the dimensions; (11)
(b) the surface area. (5)
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