Slide 2:
Slope – the ratio of the vertical change (rise) to the horizontal change (run) between any two points. •
(x1, y1) •
(x2, y2)
Slide 3:
EX Find the slope of the line. (-3, 2) (4, 3) (x1, y1)
(-3, 2) (x2, y2)
(4, 3)
Slide 4:
EX Find the slope of the line that passes through (3, 5) and ( 6, -1). (x1, y1)
(3, 5) (x2, y2)
(6, -1)
Slide 5:
EX Find the slope of the line that passes through (-2, 4) and ( 4, 4). (x1, y1)
(-2, 4) (x2, y2)
(4, 4)
Slide 6:
EX Find the slope of the line that passes through (3, 5) and (3, 1). (x1, y1)
(3, 5) (x2, y2)
(3, 1)
Slide 7:
Positive Slope Rises from left to right
Slide 8:
Zero Slope Horizontal Line