physics
posted by Tig .
A circular racetrack with 250m radius lies in the xy plane and is centered at the origin. A car rounds the track counterclockwise starting at the point (250m , 0).
Find the total distance traveled after onequarter lap.
Find the total displacement after onequarter lap.
Find the total distance traveled after onehalf lap.
Find the total displacement after onehalf lap.
Find the total distance traveled after one complete lap.
Find the total displacement after one complete lap.

1. s1=(2πR)/4=392.7 m
2. d1=250â˘sqroot(2)=353.6 m
3. s2=(2πR)/2=785.4 m
4. d2=2R=500 m
5 s3=2πR=1571 m
6. d3=0