Proportions: Equations, Tables, and Graphs

Front

What is a proportion?

Back

A mathematical sentence stating that two ratios are equal.

Front

What is the equation of a proportional relationship?

Back

y = kx, where k is a constant.

Tags

CCSS.7.RP.A.2C

Front

What does it mean if a graph goes through the origin?

Back

It indicates a proportional relationship between the variables.

Tags

CCSS.7.RP.A.2D

Front

What is a linear relationship?

Back

A relationship that can be represented by a straight line on a graph.

Tags

CCSS.HSF-LE.A.1B

Front

What does it mean if a relationship is non-proportional?

Back

It does not maintain a constant ratio between the variables.

Tags

CCSS.7.RP.A.2D

Front

How can you identify a proportional relationship in a table?

Back

If the ratios of corresponding values are equal.

Tags

CCSS.7.RP.A.2A

Front

What is the slope of the line y = 2x?

Back

The slope is 2, indicating that for every 1 unit increase in x, y increases by 2 units.

Tags

CCSS.8.EE.B.5

Front

What is the y-intercept of the equation y = 2x + 3?

Back

The y-intercept is 3, which is the value of y when x = 0.

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Front

What does a straight line on a graph indicate?

Back

It indicates a linear relationship between the variables.

Tags

CCSS.HSF-LE.A.1B

Front

What is the difference between proportional and non-proportional relationships?

Back

Proportional relationships have a constant ratio, while non-proportional relationships do not.

Tags

CCSS.7.RP.A.2D