# Q : 1    Find the surface area of a sphere of radius:            (iii) $\small 14\hspace{1mm}cm$

The surface area of a sphere of radius $r$ = $4\pi r^2$
$\therefore$ Required surface area = $4\times\frac{22}{7} \times(14)^2$
$\\ = 88\times2\times14 \\ = 2464 \ cm^2$