1.
		A.	90	B.	35
		C.	70	D.	290
		Hint
	2.	In circle H, and GI = 15. Find HK and
		A.	15; 90	B.	7.5; 180
		C.	15; 180	D.	7.5; 90
		Hint
	3.
		A.	11.5	B.	32
		C.	46	D.	23
		Hint
	4.	What can you assume from the following figure?
		A.	H is the center of the circle.
		B.	is a diameter of the circle.
		C.	mJ + mGKI = 180.
		D.	GHK is isosceles.
		Hint
	5.	If is a diameter of the circle, MR = 12, and the circle has radius 10, then find NM.
		A.	8	B.	6.6
		C.	16	D.	4
		Hint