Question

Area of a square is $144$ sq. m. Its side measures ____(in m).

Answer 1

$\Rightarrow$ Area of a square $=144m^2$

Let side of a square be $a$.

$\Rightarrow$ Area of a square $=a^2$

$\Rightarrow$ $144=a^2$

$\Rightarrow$ $\sqrt{144}=a^2$

$\Rightarrow$ $a=12m$

$\therefore$ Side of a square is $12m.$