1.	Find the value of y to the nearest tenth.
		A.	7.5	B.	7.6
		C.	8.0	D.	7.2
		Hint
	2.
		A.	4.4	B.	3.6
		C.	2.2	D.	7.2
		Hint
	3.	Find the value of z.
		A.	12.25	B.	1
		C.	4	D.	6.5
		Hint
	4.	In the figure, and are ______.
		A.	tangent segments	B.	external secant segments
		C.	secant segments	D.	secants
		Hint
	5.	Find the value of x.
		A.	4	B.	5
		C.	3	D.	2
		Hint