1.
		A.	center	B.	radius
		C.	diameter	D.	circumference
		Hint
	2.	The diameter of a circle is 8. What is the radius?
		A.	16	B.
		C.		D.	4
		Hint
	3.	Refer to circles B and D in the figure below. If BC = 5 and CD = 5, find AE.
		A.	10	B.	15
		C.	25	D.	20
		Hint
	4.	In the figure, ABCD is a square and AC = 22. Find the circumference of the circle to the nearest tenth.
		A.	69.1	B.	34.6
		C.	24.4	D.	48.9
		Hint
	5.	Find the exact circumference of the circle in the figure.
		A.	4.25	B.	17
		C.	8.5	D.	17
		Hint