2- In an orienteering race, you walk 100 m due east and then walk N70E for 60 m. How far are you from your starting position, and at what bearing? ABCD is a parallelogram, and E is the intersection point of the diagonals AC and BD. Name a single vector equivalent to each expression. D E a) AE+EB c) AE+AE e) BA+AE + ED+DC 9) AB-CB-DC B b) BC + BA d) AD + AB f) AB-DB h) AE-EB-BC