The schoolyard problem: Some children are playing a game in a rectangular schoolyard ABC D that is 16 yards x 12 yards the diagram shows the schoolyard viewed from above the children start at point S which is 4 yards along with 16 yard wall a B they have to run and touch each other three walls and then get back to ask the first person to return to S is the winner what is the shortest route for them to take explain how do you know. some children are playing a game in a rectangular schoolyard ABC D that is 16 yards x 12 yards the diagram shows the schoolyard viewed from above the children start at point S which is 4 yards along with 16 yard wall a B they have to run and touch each other three walls and then get back to ask the first person to return to S is the winner what is the shortest route for them to take explain how do you know

PLEASE HELP I need this quick. I attached a picture