$$ # Prepare window at least $500$ by $500$

$$ # Give the user some simple instructions

$$ # Establish points for upper left and lower right corners of box

$$ # Q$1$: HOW do you know which point is upper left and which point is lower right?

# $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_(2$ points $)$

$$ # Create and draw rectangle button with those points

$$ # Create point for center of button

$$ # Q$2.$ HOW did you calculate the center point?

# $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_(2$ points $)$