How Do I Work Out Displacement?

Well right you work out displacement right by looking at the hyptenuse right then drawing the route...right..then see the difference between the start and the finish right..well this is what ive come up with right but I still sturggle on this subject right because physics is not exactly my cup of ta right..shame about the lack of response right because I woud love to know ho to figure out dipslacement right..but I'm not sure right..okay right