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A conical cavity is drilled in a circ...

A conical cavity is drilled in a circular cylinder of 15 cm height and 16 cm base diameter. The height and base diameter of the cone are the same as those of the cylinder. Determine the total surface area of the remaining solid. `215\ pi\ c m^2` (b) `376\ pi\ c m^2` (c) `440\ pi\ c m^2` (d) `542\ pi\ c m^2`

A

440 `pi " cm"^(2)`

B

215`pi cm^(2)`

C

`542 pi cm^(2)`

D

376 pi cm^(2)`

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The correct Answer is:
A
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