1.	If find
		A.	7	B.
		C.		D.
		Hint
	2.	If , find .
		A.		B.
		C.		D.	3
		Hint
	3.	Find cos P.
		A.		B.
		C.		D.
		Hint
	4.	Which is an example of a cofunction relationship?
		A.	sin 30° = tan 60°	B.	sin 30° = cos 60°
		C.	sin 30° = sin 60°	D.	sin 30° = cot 60°
		Hint
	5.	Use a calculator to determine the value of cos 42° 39'.
		A.	0.921	B.	1.360
		C.	0.678	D.	0.736
		Hint