Ch. 5 Proportional Relationships Vocabulary

Front

Two objects that are the same shape but not the same size are _______.

Back

Similar

Front

A ratio that compares two different quantities, which have different units is called a _______.

Back

Rate

Front

A drawing that uses a scale to make an object smaller than or larger than the real object is called a _______.

Back

Scale Drawing

Front

Which is an example of a reduction? k = 1/2, k = 1, 3:2, 250%

Back

k = 1/2

Front

The ratio of the length in a drawing (or model) to the length on the real thing is called a _______.

Back

Scale

Front

What do you call a comparison of two quantities by division?

Back

Ratio

Front

If two ratios are equivalent, they are said to be _______.

Back

Proportional

Front

The constant of proportionality is represented by which letter?

Back

k

Front

What is the unit rate of 60 miles in 2 hours?

Back

30 miles per hour

Front

If a recipe calls for 2 cups of flour for every 3 cups of sugar, what is the ratio of flour to sugar?

Back

2:3