Question

The area of a rectangular piece is $36c{m}^2.$ If its width is $4cm$, find its length.

Answer 1

Given,
Area of a rectangle= $36c{m}^2$,
Width of rectangle= $4cm$.
We know,
Area of a rectangle =$length\times breadth$
$\therefore$ $36=length$ $\times$ 4
$\Rightarrow \frac{36}{4}$ = $length$
$\Rightarrow length=9cm.$