Average speed, displacement and average velocity of car.

[ntseg001]

A car travels 50km at 30degrees North of East for 20min, then 30km at 70degrees North of East with speed of 20km/hr, then another 10km at 60degrees North of East with speed 80km/hr. Find
A)Total distance traveled
B)The average speed of the car
C)The displacement of the car(magnitude and the angle relative to East)
D)The average velocity of the car.

 

[physics girl phd]

Hi ntseg001! Welcome to the forums! What is your work so far on this problem? (See forum rules... in order to get help, you need to show your efforts.)