It is given in the question that
The school is 625 meters far from Alex house. It took him 15 minutes to go from home to school, and run back to home in 10 minutes.
Total distance is 625 meters and total time taken is

Average speed is


180 - 52 = 128°
opposite sides add up to 180°
The correct answer is A. -22,14
I think the answer is an hour and 42 minutes
Answer:
263.12 radians
Step-by-step explanation:
The length of the rear wheel is given by:

The distance traveled by the lawn tractor in 23 seconds is:

The angle through which a wheel rotates is given by:

The wheel rotates through a 263.12 radians angle.