A person stands 40 m from a flagpole. With a protractor at eye level, he finds the angle at the top of the flag pole with the horizontal is 25.0 degrees. How high is the flag pole? The distance from his feet to his eyes is 1.8 m.
1 Answer
Apr 27, 2016
20.45m
Explanation:
A diagram usually helps:
If we use trigonometry we can find distance
so
So total height of flagpole is