1.	Find the value of x.
		A.	47	B.	37
		C.	52	D.	42
		Hint
	2.	is a diameter. Find .
		A.	90	B.	360
		C.	180	D.	270
		Hint
	3.	Find the value of y.
		A.	83	B.	7
		C.	87	D.	97
		Hint
	4.	In circle H, and GI = 15. Find HK and
		A.	7.5; 180	B.	15; 180
		C.	15; 90	D.	7.5; 90
		Hint
	5.	What can you assume from the following figure?
		A.	GHK is isosceles.
		B.	H is the center of the circle.
		C.	mJ + mGKI = 180.
		D.	is a diameter of the circle.
		Hint