Draw a linear graph for the following data:

$x$	$5$	$6$	$7$	$8$	$9$
$y$	$2$	$2$	$2$	$2$	$2$

 

Draw a linear graph for the following data:

Find the missing entries and then plot the linear graph for the following data.

The following table shows the sides and corresponding perimeters of some squares. Draw the graph for the given data.

Draw a line graph depicting the sales of a salesman during weekdays:

Plot the points $\mathrm{A}\left(0, 0\right); \mathrm{B}\left(0, 4\right) \text{and} \mathrm{C}\left(5, 0\right)$ on the graph paper and join B to C. Find the area of the figure so obtained.