1.	Find the value of x to the nearest tenth.
		A.	10.0	B.	3.7
		C.	13.2	D.	16.2
		Hint
	2.
		A.	2.2	B.	4.4
		C.	3.6	D.	7.2
		Hint
	3.	In the figure, and are ______.
		A.	tangent segments	B.	external secant segments
		C.	secant segments	D.	secants
		Hint
	4.	Find the value of z.
		A.	11	B.	10
		C.	15	D.	9
		Hint
	5.	Find the value of x.
		A.	5	B.	3
		C.	2	D.	4
		Hint