Question

A certain part of a hiking trail slopes upward at about 10° angle. After traveling a horizontal distance of 120ft along this part of the trail. What would be the change in hiker's vertical position? What distance has the hiker traveled along the path?

Answers

Review your basic trig functions:

the vertical height is

y/120 = tan10°

the distance walked is

z/120 = sec10°

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