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10 terms

# Ratios, Rates, and Proportions Vocabulary

Vocabulary Math
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Ratio
A comparison of two quantities by division
Rate
A ration that compares two quantities measured in different units
Proportion
An equation that states that two ratios are equivalent
Converstion Factor
A fraction whose numerator and denominator represent the same quantity but use different units; the fraction is equal to 1 because teh numerator and denominator are equal. Example 24 Hours/1 Day or 1 Day/24 Hours
Surface Area
The sum of areas of the faces, or surfaces, of a three-dimensional figure
LW
Formula for Area of a rectangle. A=__x__
4S
Formual for perimeter of a Square. P=_x__
LWH
Formula for volume of a rectangular prism. V= __x__x__
Numerator
The top number of a fraction that tells how many pats of a whole are being considered
Denominator
The bottom number of a fraction that tells how many equal parts are in the whole