Proportional or Not

Is the graph proportional or non proportional?

• proportional
• non proportional

Is the graph proportional or non proportional?

• proportional
• non proportional

Why does this graph show a non-proportional relationship?

• Because it is proportional
• It goes through the origin
• It does not go through the origin
• It is a straight line

Which graph is proportional?

• A
• B
• C and D
• All of the graphs are proportional

• Proportional

• Non-Proportional

• both

• neither

• $3
• $4
• $2
• $9

What are the TWO important characteristics a graph needs to have to be considered Proportional?

• It needs to be a straight line

• The line needs to pass through the origin

• The line CANNOT pass through the origin

• The line CANNOT be a straight line.

Proportional or Non-Proportional

Think about what this would look like if you were to graph it!

• Proportional

• Non-Proportional

Proportional or Non-Proportional

Think about what the graph would look like if you were to graph it!!

• Proportional

• Non-Proportional

Determine the 3 equations that represent a proportional relationship.