(both questions apply to the graph below.)

1. the following graph represents the distance a commercial airplane travels over time, at cruising speed and an altitude of 35,000 feet. in fact, the distance the airplane travels at cruising speed is directly proportional to the time it travels. using complete sentences, describe what the points (0, 0) and (4, 2268) represent.

2. the following graph represents the distance a commercial airplane travels over time, at cruising speed and an altitude of 35,000 feet. in fact, the distance the airplane travels at cruising speed is directly proportional to the time it travels. what is the cruising speed of the airplane? in your answer, use complete sentences to describe how you found the speed.