Graphs of Proportional Relationships

Front

What makes a graph proportional?

Back

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

Tags

CCSS.7.RP.A.2D

Front

What is the unit rate in a proportional relationship?

Back

The unit rate is the constant ratio between two quantities, often expressed as miles per hour or similar.

Tags

CCSS.7.RP.A.2B

Front

How do you find the constant of proportionality (k)?

Back

The constant of proportionality (k) can be found using the formula k = y/x.

Tags

CCSS.7.RP.A.2B

Front

What does the coordinate (1,6) represent in a proportional relationship?

Back

The coordinate (1,6) indicates that for every 1 unit of x, the value of y is 6.

Tags

CCSS.7.RP.A.2D

Front

Does the table represent a proportional relationship?

Back

A table represents a proportional relationship if the ratios of corresponding values are constant.

Tags

CCSS.7.RP.A.2A

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where their ratio is constant.

Tags

CCSS.7.RP.A.2A

Front

What is the slope of a proportional graph?

Back

The slope of a proportional graph is equal to the constant of proportionality (k).

Tags

CCSS.7.RP.A.2D

Front

How can you tell if a graph is not proportional?

Back

A graph is not proportional if it does not pass through the origin or if it is not a straight line.

Tags

CCSS.7.RP.A.2D

Front

What is the significance of the origin (0,0) in proportional relationships?

Back

The origin (0,0) represents the starting point where both quantities are zero.

Tags

CCSS.7.RP.A.2D

Front

What does a unit rate tell us?

Back

A unit rate tells us how much of one quantity corresponds to one unit of another quantity.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2