1.	In the figure below, is a diameter of the circle. If US = 9, find SV.
		A.	18	B.	9
		C.	4.5	D.	27
		Hint
	2.	In the figure, XZ = 12, UV = 8, and is a diameter. Find the length of a radius of the circle.
		A.	10	B.	8
		C.	12	D.
		Hint
	3.	is a diameter of the circle. Find the value of x.
		A.		B.
		C.	7	D.
		Hint
	4.	In the figure, , and . If MP = 7, then PQ = ____.
		A.	24	B.	14
		C.	25	D.	7
		Hint
	5.	Find NT.
		A.	11	B.	44
		C.	7	D.	22
		Hint