Pablo is practicing bank shots on a standard 4 ft.-by-8 ft. pool table that has a wall on each side, a pocket in each corner, and a pocket at the midpoint of each eight-foot side.
Pablo places the cue ball one foot away from the south wall of the table and one foot away from
the west wall, as shown in the diagram below. He wants to bank the cue ball off of the east wall
and into the pocket at the midpoint of the north wall