Use graph paper to find the resultant of each set of displacements.
1. 60 km due south, then 90 km at 15° north of west, and then 75 km at 45° north of east.
2. 110 km at 50° north of east, then 170 km at 30° east of south, and then 145 km at 20° north of east.
3. 1700 mi due north, then 2400 mi at 10° north of east, and then 2000 mi at 20°south of west.
4. 90 mi at 10° west of north, then 75 mi at 30° west of south, and then 55 mi at 20° east of south.
5. 75 km at 25° north of east, then 75 km at 65° south of west, and then 75 km due south.
6. 17 km due north, then at 7° south of east, and then 15 km at 10° west of south.
7. 12 mi at 58° north of east, then 16 mi at 78° north of east, then 10 mi at 45° north of east, and then 14 mi at north 10° of east.
8. 10 km at 15° west of south, then 27 km at 35° north of east, then 31 km at 5° north of east, and then 22 km at 20° west of north.