Measurements and Proportions

Simplify down to a denominator of 1 and always include a label.

• Indirect Measurement

• Ratio

• Unit Rate

• Proportion

• Similar Figures

the technique of using similar figures and proportions to find a measure

• scale factor

• indirect measurement

• proportion

an equation that states that two ratios are equivalent

• unit rate

• similar

• proportion

the ratio used to enlarge or reduce similar figures

• scale factor

• scale model

• scale drawing

a proportional model of a three-dimensional object

• scale drawing

• scale factor

• scale model

Which is the correct definition of rate?

• A ratio of two measurements having different kind of units, with the denominator having a value of 1.

• the ratio of a length on a scale drawing or model to the corresponding length on the real object.

• A statement of equality of two ratios.

• A ratio of two measurements having different kind of units.

Which is the correct definition for proportion?

• A comparison of two numbers by division

• A ratio of two measurements having different kind of units.

• A statement of equality of two ratios.

• Gives the relationship between the measurements on a drawing or model and the measurements of the real object

Which is the correct definition of scale?

• gives the relationship between the measurements on a drawing or model and the measurements of the real object

• a way to use the properties of similar triangles to find measurements

• the ratio of a length on a scale drawing or model to the corresponding length on the real object

• a comparison of two numbers by division

Which is the correct definition of ratio?

• a statement of equality of two ratios

• a ratio of two measurements having different kinds of units

• a rate with a denominator of 1

• a comparison of two numbers by division

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

• Congruent

• Similar

• Complimentary

• Vertical