Chandler graphing proportional relationships

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 do you determine if a table represents a proportional relationship?

Back

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

Tags

CCSS.7.RP.A.2A

Front

What is the constant of proportionality?

Back

The constant of proportionality is the constant ratio in a proportional relationship, often represented as 'k'.

Tags

CCSS.7.RP.A.2B

Front

If y = 5x, what is the constant of proportionality?

Back

The constant of proportionality is 5.

Tags

CCSS.7.RP.A.2B

Front

What does it mean for a graph to be proportional?

Back

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

Tags

CCSS.7.RP.A.2D

Front

How can you find the equation of a line from a table of values?

Back

You can find the equation by determining the constant of proportionality and using the form y = kx.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What is the unit rate?

Back

The unit rate is the ratio of two measurements in which the second quantity is one unit.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a sloth moves 30 feet in 5 minutes, what is its speed in feet per minute?

Back

The speed is 6 feet per minute (30 feet / 5 minutes).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What does it mean if a table is not proportional?

Back

A table is not proportional if the ratios of the corresponding values are not constant.

Tags

CCSS.7.RP.A.2A

Front

How do you identify the unit rate from a proportional table?

Back

The unit rate can be identified by dividing the output value by the input value for any pair of corresponding values.

Tags

CCSS.7.RP.A.2B