1.
		A.	radius	B.	diameter
		C.	center	D.	circumference
		Hint
	2.	The diameter of a circle is 7.5. Find the circumference to the nearest tenth.
		A.	23.6	B.	16.8
		C.	47.1	D.	35.4
		Hint
	3.	Find the radius of a circle with circumference .
		A.	8	B.
		C.	4	D.	16
		Hint
	4.	If the circumference of a circle is 56.5, find the radius to the nearest whole number.
		A.	89	B.	16
		C.	9	D.	18
		Hint
	5.	Find the exact circumference of the circle in the figure.
		A.	8.5	B.	17
		C.	17	D.	4.25
		Hint