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geometry
morphew chapter 7
8
Mathematics
10th Grade
02/02/2009

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Term
Scale factor
Definition
The ratio of the lengths of any two corresponding sides of two similar polygons
Term
Similar figures
Definition
When figures have the same shape but different sizes
Term
Similar polygons
Definition
Occurs when corresponding angles are congruent and the measure of their corresponding sides are proportional
Term
Cross products
Definition
In a/b = c/d, where b and  d do not = 0, these are ad and bc
Term
Means
Definition
In a/b = c/d these the the numbers b and c location
Term
Extremes
Definition
In a/b = c/d, these are the numbers in the a and d location
Term
Proportion
Definition
An equation in the form a/b = c/d that states two ratios are equivalent
Term
Ratio
Definition
A comparison of two numbers using division
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