Answer:
The bus stop is approximately 186.687 feet far from the man.
Step-by-step explanation:
Here, the given function that shows the distance from the man to any object in the ground,

Where,
is the angle of his site line.
Given,
The site angle of man is 50° when he sees a bus stop,
That is, 
Hence, the distance of bus stop from the man is,



Hence, the bus stop is approximately 186.687 feet far from the man.