1.	is ____.
		A.	an obtuse angle	B.	a right angle
		C.	an angle of elevation	D.	an angle of depression
		Hint
	2.	Caving While surveying Overlook Cave, Mike measures the angle of elevation from his line of sight to the top of a rock formation as 22°. The rock formation is 10 feet away and he is measuring from a point 3 feet above the floor of the cave. To the nearest tenth of a foot, how high is the rock formation?
		A.	7.0 ft	B.	24.8 ft
		C.	27.8 ft	D.	4.0 ft
		Hint
	3.	Jessica is standing 20 feet away from a skyscraper in New York when she measures the angle of elevation to the top of the building as 88.8°. To the nearest foot, how tall is the building?
		A.	477 feet	B.	955 feet
		C.	48 feet	D.	20 feet
		Hint
	4.	Find PQ to the nearest tenth.
		A.	24.4	B.	58.9
		C.	44.9	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.	8.5°	B.	37.7°
		C.	6.5°	D.	1.9°
		Hint