1.	Find the value of x to the nearest tenth.
		A.	13.2	B.	10.0
		C.	3.7	D.	16.2
		Hint
	2.
		A.	12.2	B.	9.6
		C.	8.3	D.	7.1
		Hint
	3.	In the figure, and are ______.
		A.	tangent segments	B.	secant segments
		C.	secants	D.	external secant segments
		Hint
	4.	Find the value of z.
		A.	15	B.	11
		C.	10	D.	9
		Hint
	5.	Find the value of x.
		A.	3	B.	12
		C.	6	D.	7.5
		Hint