Topic 2 Test Review (Math 2) - Proportional Relationships

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How can you tell if two ratios form a proportion?

Back

Two ratios form a proportion if the cross products are equal.

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.

Front

What is the origin in a graph?

Back

The origin is the point where the x-axis and y-axis intersect, represented as (0,0).

Front

What is a non-proportional relationship?

Back

A non-proportional relationship does not maintain a constant ratio between two quantities.

Front

How can you identify a proportional relationship in a table?

Back

A table shows a proportional relationship if the ratios of corresponding values are equal.

Front

What does a straight line on a graph indicate?

Back

A straight line on a graph indicates a constant rate of change, which suggests a proportional relationship.

Front

What is the slope of a proportional relationship?

Back

The slope of a proportional relationship is constant and can be calculated as rise over run.

Front

What is an example of a proportional relationship in real life?

Back

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

Front

What does it mean if a graph does not pass through the origin?

Back

If a graph does not pass through the origin, it indicates a non-proportional relationship.