Question #c997d
1 Answer
Mar 23, 2017
By the description of the question, one obtains that the signal can travel at most
Now that the Helicopter is
Explanation:
By using the law of cosines, the distance between Zach and the helicopter is, (here the cosine term is 0 since east and south are perpendicular directions)
Thus,
Now you know can decide yourself if the signal reaches the helicopter!