1.
		A.	center	B.	circumference
		C.	radius	D.	diameter
		Hint
	2.	The diameter of a circle is 8. What is the radius?
		A.		B.	4
		C.	16	D.
		Hint
	3.	What is the circumference of a circle with diameter of 6 cm? Round the answer to the nearest tenth.
		A.	18.8 cm	B.	37.7 cm
		C.	113.1 cm	D.	75.4 cm
		Hint
	4.	What is the area of a circle with a diameter of 9 cm? Round the answer to the nearest tenth.
		A.	63.6	B.	56.5
		C.	1017.8	D.	339.3
		Hint
	5.	The radius of a circle is 16 cm. What is the length of the diameter?
		A.	4 cm	B.	16 cm
		C.	32 cm	D.	8 cm
		Hint