Geometry A: Lesson 1 - Properties of Proportions

extremes

The first and last terms in a proportion are called

scale ratio

The ratio of the size of a model of an object to the size of the actual object is

means

are the second and third terms in a proportion.

The name of the quantities, 3 and 2 in the expression 3:6 = 1:2.

extremes

ratio

is a relationship between two similar quantities.

proportion

is an equation that states that two ratios are equal.

scale model

is the physical representation of an object to the size of the actual object.

The name of the quantities X and Y in the expression

means

The Means-Extremes Property states that in a(n) ___, the product of the means is equal to the product of the extremes.

proportion

The number of peas to carrots is the same as the number of corn to green beans.

proportion

The number of oranges compared to the total number of fruits in a fruit basket.

ratio