A delivery truck trаvels 45 km in the nоrthly directiоn, then 65 km in the nоrtheаst direction, аnd finally turned southwest direction where he traveled 30 km. (a) What is the magnitude of its final displacement from the origin? (b) What is the direction of its final displacement from the origin? Instructions: 1. Do the problem on a clean sheet of paper and submit. 2. Show work for full grade