$\%$ Create a figure

figure;

$\%$ Define the position and size of the object $($rectangle$)$

obj$\_$position $=[0\mathrm{.}20\mathrm{.}80\mathrm{.}20\mathrm{.}3]$; $\%[$x$1$ x$2$ y$1$ y$2]$

annotation$(\text{'}$rectangle$\text{'},$ obj$\_$position, 'LineWidth', $2)$;

$\%$ Add a force arrow pointing upwards

force$\_$arrow$\_$up $=$ annotation$(\text{'}$arrow$\text{'},[0\mathrm{.}30\mathrm{.}3],[0\mathrm{.}81])$;

force$\_$text$\_$up $=$ annotation$(\text{'}$textarrow$\text{'},[0\mathrm{.}30\mathrm{.}3],[0\mathrm{.}81],$ 'String', $\text{'}$F$\_\{$up$\}\text{'},$ 'Color', $\text{'}$r$\text{'})$;

$\%$ Add a force arrow pointing to the right

force$\_$arrow$\_$right $=$ annotation$(\text{'}$arrow$\text{'},[0\mathrm{.}20\mathrm{.}5],[0\mathrm{.}70\mathrm{.}7])$;

force$\_$text$\_$right $=$ annotation$(\text{'}$textarrow$\text{'},[0\mathrm{.}20\mathrm{.}5],[0\mathrm{.}70\mathrm{.}7],$ 'String', $\text{'}$F$\_\{$right$\}\text{'},$ 'Color', $\text{'}$b$\text{'})$;

$\%$ Add a force arrow pointing downwards

force$\_$arrow$\_$down $=$ annotation$(\text{'}$arrow$\text{'},[0\mathrm{.}30\mathrm{.}3],[0\mathrm{.}50\mathrm{.}2])$;

force$\_$text$\_$down $=$ annotation$(\text{'}$textarrow$\text{'},[0\mathrm{.}30\mathrm{.}3],[0\mathrm{.}50\mathrm{.}2],$ 'String', $\text{'}$F$\_\{$down$\}\text{'},$ 'Color', $\text{'}$g$\text{'})$;

$\%$ Add a force arrow pointing to the left

force$\_$arrow$\_$left $=$ annotation$(\text{'}$arrow$\text{'},[0\mathrm{.}20\mathrm{.}5],[0\mathrm{.}60\mathrm{.}6])$;

force$\_$text$\_$left $=$ annotation$(\text{'}$textarrow$\text{'},[0\mathrm{.}20\mathrm{.}5],[0\mathrm{.}60\mathrm{.}6],$ 'String', $\text{'}$F$\_\{$left$\}\text{'},$ 'Color', $\text{'}$m$\text{'})$;

$\%$ Set axis limits and labels

axis$([0101])$