Vocabulary

Types of slope

From a graph

From a table

From two points

Define slope in 3 words

rise over run

A line that decreases as you move left to right has this kind of slope.

Negative slope

-3/4

3/1=3

A line passes through the points (0,-2) and (3,4) what is the slope?

6/3 = 2/1 = 2

What is the Y-intercept?

Where the line crosses the Y-axis

a horizontal line has this kind of slope

zero

1

1

-2/3

A line passes through the points (2,4) and (5,7) what is the slope?

3/3 = 1

What letter represents slope?

m

a line that increases as you move left to right has this kind of slope.

Positive Slope

3/4

4/1 = 4

A line passes through the points (7,-2) and (-5,-2) what is the slope?

Zero

What letter represents Y-intercept?

b

A vertical line has this kind of slope.

Undefined

4/2 = 2

4/2 = 2/1 = 2

A line passes through the points (-2,-1) and (4,3) what is the slope?

4/6 = 2/3

Write the equation for slope intercept form.

y=mx+b

Undefined

ZERO!

7/5

A line passes through the points (8,5) and (8,-7) what is the slope?

Undefined

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