Q:

A submarine is 730 m below sea level. An airplane that is directly over the submarine is 9,144 m above sea level. What is the vertical distance between the submarine and the airplane?

Accepted Solution

A:
Submarine: -730
Airplane: 9,144
|-730-9,144|=|-9,874|=9,874
|d|: absolute value
The vertical distance between the submarine and airplane is 9,874 meters.