Show Roller Coaster Video
The Slope of a Line
What do I know about slope?
Synonym for slope: _________________
Variable used to represent slope:_______
What is the formula used for slope:_____
How do I graph the slope of a line?
Slope: Steepness
Steepness = Inclinacion
Slope: Steepness
Steepness = Inclinacion
Variable used to represent slope of a line
m
Slope-Intercept Form
Write the formula 5 times, as you write it say it aloud.
Identify the slope and y-intercept
y = 4x - 4
y = -2x + 5
m = b =
m = b =
Example: Find the slope of the line. Identify the y-intercept
3x - 5y = 5
YOU DO: Find the slope of the line. Identify the y-intercept
3x - 5y = 10
Finding the slope of a line given 2 pairs of pointsSee page 226 from textbook
(3, 4), (5, 7)
Finding the slope of a line given 2 pairs of pointsSee page 226 from textbook
(-1, 2), (3, 2)
Finding the slope of a line given 2 pairs of pointsSee page 226 from textbook
(0, 0), (3, -3)
Finding the slope of a line given 2 pairs of pointsSee page 226 from textbook
(2, 4), (2, 1)
Types of Lines by Slopes