If the height of the building and distance from the building foot’s to a point is increased by 20%, then the angle of elevation on the top of the building:
A. Increases
B. Decreases
C. Do not change
D. None of the above
Answer:C
If the height of the building and distance from the building foot’s to a point is increased by 20%, then the angle of elevation on the top of the building:
A. Increases B. Decreases C. Do not change D. None of the above
Explanation: We know, for an angle of elevation θ,