Question 18

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waecmaths question: 

Find the volume of a solid cylinder with base radius 10cm and height 14cm (take $\pi =\tfrac{22}{7}$)

Option A: 

220cm3

Option B: 

880cm3

Option C: 

1400cm3

Option D: 

440cm3

waecmaths solution: 

$\begin{align}  & V=\pi {{r}^{2}}h \\ & V=\frac{22}{7}\times {{10}^{2}}\times 14=4400c{{m}^{3}} \\\end{align}$

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