1.	Find cos X.
		A.	6	B.	0.75
		C.	0.8	D.	0.6
		Hint
	2.	Find cos 42° to the nearest thousandth.
		A.	0.900	B.	-0.399
		C.	0.669	D.	0.743
		Hint
	3.	In the figure, what is the value of y?
		A.	33.5	B.	13.9
		C.	11.9	D.	9.8
		Hint
	4.	In the figure, what is the value of x?
		A.	10.23	B.	9.75
		C.	13.9	D.	11.9
		Hint
	5.	Libby looked out of her airplane window at a 32° angle with respect to the horizontal, and saw the Sears Tower building in Chicago. If the airplane had an altitude of 4000 feet, how far away were they from being directly over Chicago?
		A.	9900 ft.	B.	6401 ft.
		C.	1616 ft.	D.	2499 ft.
		Hint