1.	Refer to circle C. Find the value of x.
		A.		B.	13
		C.		D.
		Hint
	2.	Find the value of x to the nearest tenth.
		A.	16.2	B.	10.0
		C.	3.7	D.	13.2
		Hint
	3.	Find the value of z.
		A.	9	B.	10
		C.	11	D.	15
		Hint
	4.	Find the value of x.
		A.	3	B.	2
		C.	5	D.	4
		Hint
	5.	Find the value of x.
		A.	3	B.	12
		C.	7.5	D.	6
		Hint