1.	Which graph shows a line with an undefined slope?
		A.		B.
		C.		D.
		Hint
	2.	Determine the slope of any line perpendicular to .
		A.		B.
		C.	-3	D.	3
		Hint
	3.	Find the value of x so the line that passes through (x, 6) and (10,-3) is parallel to the line that passes through (7, 2) and (6, 11)
		A.	1	B.	-71
		C.	9	D.	-9
		Hint
	4.	Determine the slope of the line parallel to the line shown.
		A.	0	B.	1
		C.	-1	D.
		Hint
	5.	Graph the line that is perpendicular to the graph of the equation that passes through the point (5,0).
		A.
		B.
		C.
		D.
		Hint