Angela is looking at the top of the black building. From where she is standing to the top of the building is 43ft. The angle of elevation from angela to the top of the building is 65° . Find how tall the building is.
As Angela is walking home, she stops and sees a helicopter directly above a house. She is standing 15ft away from the house, with an angle of elevation of 53°. Find how far Angela is standing from the top of the helicopter.
Angela came across a basketball court where she stood at the free throw line. From the free throw line, to right below the hoop was 14 ft and the angle of depression from the hoop to Angela was 71°. Find how tall the basketball hoop is from the ground.