1.
		A.	90	B.	70
		C.	35	D.	290
		Hint
	2.
		A.	23	B.	11.5
		C.	32	D.	46
		Hint
	3.	What can you assume from the following figure?
		A.	mJ + mGKI = 180.
		B.	is a diameter of the circle.
		C.	H is the center of the circle.
		D.	GHK is isosceles.
		Hint
	4.	If is a diameter of the circle, MR = 12, and the circle has radius 10, then find NM.
		A.	16	B.	6.6
		C.	8	D.	4
		Hint
	5.	Find x.
		A.	90	B.	80
		C.	110	D.	100
		Hint