displacement and distance numericals

Displacement sums

1.find Distance and displacement when body covers full circle of radius 7cms
2.find Distance and displacement when body covers half circle of radius 7cms
3..find Distance and displacement when body covers quarter circle of radius 7cms
4.find Distance and displacement when body covers full circle of radius 7cms 2 times
5..find Distance and displacement when body covers full circle of radius 7cms 3 times
6.find distance and displacement if body move 3km south and 4km east .
7.find distance and displacement if body move 12km south and 5km east .
7.find Distance and displacement when body covers 10km south 5km east and 20 km south again
8.find Distance and displacement when body covers 15km south 10km east and 25 km south again
9.find distance and displacement when body covers 10km south 20 km east and 30 km north
10.find distance and displacement when body covers 15km south 20 km east and 25 km north
10.find distance and displacement when body covers 5 km south 10km east and 5km north
11.find distance and displacement when body covers 10 km south 20km east and 10km north
12.