Richard Travel 40 feet on the zip line in 1 sec
The diagram is missing and hence the diagram.is shown below
Distance is the total movement of an object without any regard to direction.
A coordinate plane is a two-dimensional plane formed by the intersection of two number lines. One of these number lines is a horizontal number line called the x-axis and the other number line is a vertical number line called the y-axis
According to given Diagram
120 - 80 = 40 feet
On the Zip line
80-40=40
So the richard travels 40 feet on the zip line in 1 sec
Learn more about co-ordinate plane here
https://brainly.com/question/13854649
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