Proportional Graphs, Tables and Equations

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

What does it mean for a table to be proportional?

Back

A table is proportional if the ratios of the corresponding values are constant and the table passes through the origin.

Tags

CCSS.7.RP.A.2D

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How can you determine if a table is proportional?

Back

You can determine if a table is proportional by checking if the ratios of the values are constant and if it passes through the origin.

Tags

CCSS.7.RP.A.2A

Front

What does it mean if a table is not proportional?

Back

If a table is not proportional, it means that the ratios of the values are not constant or it does not pass through the origin.

Tags

CCSS.7.RP.A.2A

Front

What is the equation of a proportional relationship?

Back

The equation of a proportional relationship can be expressed in the form y = kx, where k is the constant of proportionality.

Tags

CCSS.7.RP.A.2C

Front

What is the constant of proportionality?

Back

The constant of proportionality is the constant value (k) that relates the two quantities in a proportional relationship.

Tags

CCSS.7.RP.A.2B

Front

How do you find the constant of proportionality from a table?

Back

To find the constant of proportionality from a table, divide the value of one quantity by the corresponding value of the other quantity.

Tags

CCSS.7.RP.A.2B

Front

What does it mean for an equation to represent a proportional relationship?

Back

An equation represents a proportional relationship if it can be written in the form y = kx, where k is a non-zero constant.

Tags

CCSS.7.RP.A.2C

Front

What is an example of a proportional relationship?

Back

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

Tags

CCSS.7.RP.A.2A