1.	is ____.
		A.	an angle of elevation	B.	an obtuse angle
		C.	a right angle	D.	an angle of depression
		Hint
	2.	The angle of depression from the top of one building to the top of a neighboring building is 12°. If the buildings are 50 feet apart, what is the difference between the heights of the buildings? Round your answer to the nearest tenth of a foot.
		A.	48.9 ft	B.	235.2 ft
		C.	10.6 ft	D.	10.4 ft
		Hint
	3.	Katie measures the angle of elevation from the ground to the top of an 18-foot-tall tree as 27°. To the nearest tenth of a foot, how far is she from the tree?
		A.	35.3 ft	B.	9.2 ft
		C.	39.6 ft	D.	20.2 ft
		Hint
	4.	Find PQ to the nearest tenth.
		A.	44.9	B.	24.4
		C.	58.9	D.	21.9
		Hint
	5.	ARCHITECTURE The observation deck of the John Hancock Center is 1030 feet above the ground. The Skydeck of the Sears Tower is 1335 feet above the ground. The John Hancock Center is 1.7 miles from the Sears Tower. What is the angle of elevation of someone standing on the observation deck of the John Hancock Center looking up to the Skydeck of the Sears Tower?
		A.	6.5°	B.	8.5°
		C.	1.9°	D.	37.7°
		Hint