Identifying Proportional Relationships in Written Descriptions

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.

Tags

CCSS.7.RP.A.2D

Is this graph proportional or non-proportional?

• Proportional

• Non-Proportional

Tags

CCSS.7.RP.A.2D

This graph is NOT proportional. What would MAKE it be proportional? (What requirement is it missing?)

• The line needs to be straighter.

• The line needs to start at the origin (0,0)

Tags

CCSS.7.RP.A.2D

Is this graph proportional or not proportional?

• Proportional

• Non-proportional

Tags

CCSS.7.RP.A.2D

On your own piece of paper- graph the ordered pairs from the table and determine if the graph is proportional or not.

• This table is proportional

• This table is not proportional

Tags

CCSS.7.RP.A.2D

Using the equation \frac{y}{x} determine the constant of proportionality of the table. (Select ONE answer)

• 9

• (3, 27)

• 18

• 0

Tags

CCSS.7.RP.A.2B

Select all the ways you can determine if a graph is proportional.

• It is in a straight line

• It goes through the origin

• It goes up and over (or down and back) the same amount every time

• All graphs are proportional

Tags

CCSS.7.RP.A.2D

Is the given table a proportional relationship? If so, what is the constant of proportionality?

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

Tags

CCSS.7.RP.A.2B

REVIEW QUESTION
Is this table proportional or non-proportional?

• Proportional

• Non-Proportional

• both

• neither

Tags

CCSS.7.RP.A.2B

Is this table proportional?

• yes

• no

• I'm not sure, I need extra help!

Tags

CCSS.7.RP.A.2A