1.	In the figure, the segment is ____ to the circle.
		A.	tangent	B.	interior
		C.	supplementary	D.	inscribed
		Hint
	2.	Refer to circle C. Find the value of x.
		A.		B.
		C.		D.	13
		Hint
	3.
		A.	60	B.	90
		C.	45	D.	30
		Hint
	4.
		A.	4	B.	6
		C.	7	D.	5
		Hint
	5.	is tangent to C. Find x.
		A.		B.	12
		C.	6	D.
		Hint