What is the description of 1 in the diagram as it relates to the situation shown?

Question

ashleyisakitty · Answer

I think that it is the angle of elevation from the radar to the plane

ashleyisakitty · Answer

however there are multiple choices I went with choice D).

A) the angle of elevation from the plane to the tower
B) the angle of depression from the plane to the tower
C) the angle of depression from the tower to the plane

amorfide · Answer

B because the plane is already in the air, and if it were to go downward toward the tower it would be the angle from the plane to the tower as it depresses

ashleyisakitty · Answer

Thank you very much :)