You are walking in the mall. You begin in front of a fountain and travel 55 ft due North. Then you walk 15 ft at 15degrees S of E. You then walk 25 ft 10 degrees W of S. Finally, you walk 74 ft due West. a) What distance have you traveled? b) What is your displacement? (always include the calculation of direction when finding a vector sum (resultant)) Work this problem graphically.