Unit 2 Lessons 1-6 Test Review

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.

Front

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

Back

The constant of proportionality can be found by identifying the ratio of the y-value to the x-value for any point on the line.

Front

Back

The constant of proportionality is 3.

Front

Back

Front

What does the constant of proportionality represent in a table of values?

Back

It represents the factor by which one quantity changes in relation to another.

Front

How can you determine if a set of points represents a proportional relationship?

Back

If the ratio of y to x is the same for all points, then it represents a proportional relationship.

Front

What is the constant of proportionality for the table: (1, 9), (2, 18), (3, 27)?

Back

The constant of proportionality is 9.

Front

Back

It indicates that for every unit increase in x, y increases by 2.

Front

Back

Front

What is the significance of the constant of proportionality in real-world applications?

Back

It helps to understand how two quantities are related and can be used to make predictions.