1.	Find the value of x.
		A.	8	B.	7
		C.	9	D.
		Hint
	2.	In ABC, BE = 4, EC = 10, AD = x, and DC = 11. Find x so that  || .
		A.		B.	3.5
		C.	4.4	D.	3.6
		Hint
	3.	Find the value of x so that .
		A.	1	B.	2
		C.	1.5	D.	2.5
		Hint
	4.	In the figure, ||||. If AB = 4, DE = x + 1, BC = 4, and EF = 3x - 9, what is the value of x?
		A.	5	B.	4
		C.	3	D.	6
		Hint
	5.	If AB = 1, WX = 2, BD = 7, and YZ = 3, then what is the measure of ?
		A.	10	B.	11
		C.	4	D.	14
		Hint