1.
		A.	center	B.	radius
		C.	diameter	D.	circumference
		Hint
	2.	The exact circumference of a circle with a radius of 6 is ____.
		A.	37.7	B.
		C.		D.
		Hint
	3.	The diameter of a circle is 7.5. Find the circumference to the nearest tenth.
		A.	16.8	B.	23.6
		C.	47.1	D.	35.4
		Hint
	4.	Find the radius of a circle with circumference .
		A.	8	B.	16
		C.		D.	4
		Hint
	5.	If the circumference of a circle is 56.5, find the radius to the nearest whole number.
		A.	89	B.	9
		C.	16	D.	18
		Hint