Find the perimeter of the following rectangle.
 

Length of the rectangle	Breadth of the rectangle	Perimeter by adding all sides	Perimeter by $2\times (\mathrm{length}+\mathrm{breadth})$
$18 \mathrm{cm}$	$15 \mathrm{cm}$

 

If the perimeter of the following figure is $k \mathrm{cm}$, then find the value of $k$.

If the perimeter of the following figure is $\mathrm{A} \mathrm{cm}$, then find the value of $\mathrm{A}$.

If the perimeter of the following figure is $\mathrm{A} \mathrm{cm}$, then find the value of $\mathrm{A}$.

Find the perimeter of the following figure

If the perimeter of the following figure is $\mathrm{A} \mathrm{cm}$, then find the value of $\mathrm{A}$.

If the perimeter of the following figure is $k \mathrm{cm}$, find $k$.