# Q. 2.     Find the area of the following circles, given that:             (b) $diameter=49\; m$

Area of circle is $= \pi r^2$
$\Rightarrow \pi r^2 = \frac{22}{7}\times \left ( \frac{49}{2} \right )^2 =1886.5 \ m^2$
Therefore, area of circle is  $1886.5 \ m^2$