1.	Which graph shows a line with an undefined slope?
		A.		B.
		C.		D.
		Hint
	2.	Find the slope of the line.
		A.	0	B.
		C.		D.	4
		Hint
	3.	Find the value of x so the line that passes through (x, 5) and (12, 2) is perpendicular to the line that passes through (0, 1) and (2, 7).
		A.	5	B.	-3
		C.	4	D.	3
		Hint
	4.	Find the slope of the line.
		A.	1	B.	0
		C.	-1	D.	3
		Hint
	5.	Graph the line with a slope of and a y-intercept of –3.
		A.
		B.
		C.
		D.
		Hint