Solve the following problems as requested. If the answer is numerical, round it to two decimals

1.

If the lines in the following gure show the path of a car, what is the magnitude of the resultant displacement? Consider the length of each square equivalent to 1 m. If the lines in the following gure show the path of a car, what total distance does it travel? Consider the length of each square equivalent to 1 m. A marathon runner during a competition runs the following route: 25 km to the north, 10 km at 180 degrees and 15 km at 120 degrees. The entire route takes 1 hour and 20 minutes. What is the magnitude of the velocity (in km/h)