A fireman is standing 30 m directly west of a burning building. His ladder reaches 50 m up the side of the building. What is the
angle of elevation (to the closest degree) of his ladder? A) 48° B) 58° C) 59° D) 60°
2 answers:
Tan of the angle = opposite side / adjacent = 50/30 = 1 .667
the angles measure is 59 degrees
Answer: 
Step-by-step explanation:
Consider that ladder is making a right triangle with the burning building.
Let x be the angle of elevation of his ladder.
Then 
Thus, the angle of elevation of his ladder is 
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