1.	The exact circumference of a circle with a radius of 6 is ____.
		A.		B.	37.7
		C.		D.
		Hint
	2.
		A.	20	B.	13
		C.	22	D.	7
		Hint
	3.
		A.	22	B.	5
		C.	9	D.	4
		Hint
	4.
		A.	90	B.	35
		C.	290	D.	70
		Hint
	5.	In the figure, the segment is ____ to the circle.
		A.	inscribed	B.	supplementary
		C.	tangent	D.	interior
		Hint
	6.
		A.	6	B.	4
		C.	5	D.	7
		Hint
	7.	Find the value of y.
		A.	19	B.	3
		C.	11	D.
		Hint
	8.	Find the value of y to the nearest tenth.
		A.	8.0	B.	7.6
		C.	7.2	D.	7.5
		Hint
	9.
		A.	7.2	B.	4.4
		C.	3.6	D.	2.2
		Hint
	10.	Find an equation of the circle that has a diameter with endpoints at (6, 10) and (-2, 4).
		A.	(x - 4)2 + (y - 3)2 = 53	B.	(x - 2)2 + (y - 7)2 = 25
		C.	(x + 2)2 + (y - 4)2 = 100	D.	(x - 6)2 + (y - 10)2 = 100
		Hint
	11.	If the circumference of a circle is 56.5, find the radius to the nearest whole number.
		A.	18	B.	89
		C.	9	D.	16
		Hint
	12.	In the figure, , and . If MP = 7, then PQ = ____.
		A.	7	B.	25
		C.	14	D.	24
		Hint
	13.	If P is the center of the circle, find the value of x.
		A.		B.	-25
		C.	23	D.	34
		Hint
	14.	Find mNAL.
		A.	150	B.	78
		C.	21	D.	96
		Hint
	15.	Which is an equation of the circle with center at (11, -19) and diameter 12?
		A.	(x - 11) 2 + (y + 19) 2 = 36
		B.	(x + 11) 2 + (y - 19) 2.= 144
		C.	(x + 11) 2 + (y - 19) 2 = 36
		D.	(x - 11) 2 + (y + 19) 2 = 144
		Hint
	16.
		A.	48	B.	57
		C.	24	D.	114
		Hint