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5 Written questions
4 Multiple choice questions
 A proportional model of a threedimensional object.
 A decrease in size of all dimensions.
 A ratio that compares two quantities measured in different units.
 An increase in size of all dimensions in the same proportions.
4 True/False questions

conversion factor → A fraction whose numerator and denominator represent the same quantity but use different units.

ratio → A ratio that compares two quantities measured in different units.

scale drawing → A drawing that uses a scale to make an object smaller than (a reduction) or larger than (an enlargement) the real object.

cross product → The product of numbers diagonal from each other in a comparison of two ratios.