1.	is ____.
		A.	an angle of elevation	B.	an angle of depression
		C.	a right angle	D.	an obtuse angle
		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.	235.2 ft	B.	10.6 ft
		C.	10.4 ft	D.	48.9 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.	955 feet	B.	20 feet
		C.	477 feet	D.	48 feet
		Hint
	4.	C is ______________.
		A.	none of the other choices	B.	an angle of elevation
		C.	an angle of depression	D.	a right angle
		Hint
	5.	Find PQ to the nearest tenth.
		A.	58.9	B.	24.4
		C.	21.9	D.	44.9
		Hint