Proportional Graphs

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.

Tags

CCSS.7.RP.A.2A

Front

How can you identify a proportional graph?

Back

A proportional graph is a straight line that passes through the origin (0,0).

Tags

CCSS.7.RP.A.2D

Front

What is a nonproportional relationship?

Back

A nonproportional relationship is a relationship between two quantities where the ratio is not constant.

Tags

CCSS.7.RP.A.2D

Front

How can you identify a nonproportional graph?

Back

A nonproportional graph does not pass through the origin and may be curved or straight.

Tags

CCSS.7.RP.A.2D

Front

What is the formula for a proportional relationship?

Back

The formula for a proportional relationship is y = kx, where k is the constant of proportionality.

Tags

CCSS.7.RP.A.2C

Front

What does the constant of proportionality represent?

Back

The constant of proportionality represents the ratio between the two quantities in a proportional relationship.

Tags

CCSS.7.RP.A.2B

Front

What is the significance of the origin in proportional graphs?

Back

The origin (0,0) signifies that when one quantity is zero, the other quantity is also zero in a proportional relationship.

Tags

CCSS.7.RP.A.2D

Front

Can a graph be both proportional and nonproportional?

Back

No, a graph is either proportional or nonproportional based on its characteristics.

Tags

CCSS.7.RP.A.2D

Front

What is an example of a proportional relationship in real life?

Back

An example of a proportional relationship is the relationship between distance and time at a constant speed.

Tags

CCSS.7.RP.A.2A

Front

What is an example of a nonproportional relationship in real life?

Back

An example of a nonproportional relationship is the relationship between the number of items purchased and the total cost when there is a fixed fee.

Tags

CCSS.7.RP.A.2D