Types of Slope

Slope Introduction

By Mrs. Thornton

Slope is the constant rate of change between two points on a line.

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Think of steepness! How steep is a line going up or down? That is the slope!​

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You may recognize that slope is equal to the ​rise divided by the run!

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What is slope?

Multiple Select

The slope of a line is the.... (there are TWO answers)

• Constant Rate of Change

• Changing Rate of Change

• Steepness of a line

• measure of how long the line is

• where the line intercepts the y-axis

From left to right, the line is INCREASING (going up).

​​Positive Slope

From left to right, the line is DECREASING (going down).

Negative Slope

The line is staying flat so the slope is zero!

(Horizontal Line)​

Zero Slope

The line is going up and down, not left to right. (Vertical Line)

Undefined Slope

​There are four types of slope!

​Always read the graph from left to right!!

Multiple Choice

What is the slope?

• Positive
• Negative
• Zero
• Undefined

Multiple Choice

What type of slope is Mario running in the picture?

• Positive

• Negative

• Undefined

• Zero

Multiple Choice

What type of slope?

• negative
• steep
• undefined
• zero slope

Multiple Choice

What type of slope?

• undefined
• positive slope
• negative slope
• zero slope

Multiple Choice

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

Multiple Choice

What type of slope?

• zero slope
• undefined
• negative
• positive

Multiple Choice

• Positive
• Negative
• Zero
• Undefined

Multiple Choice

Find the slope of the line. 

• Positive

• Negative

• Zero

• Undefined

Multiple Choice

What type of slope does the following graph have?

• Postive
• Negative
• Zero Slope
• Undefined

Multiple Choice

What is the slope of the Jeep in the picture?

• Positive

• Negative

• Zero

• Undefined