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Ratio

A comparison of two quantities by division

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Rate

A ration that compares two quantities measured in different units

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Proportion

An equation that states that two ratios are equivalent

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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

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Surface Area

The sum of areas of the faces, or surfaces, of a three-dimensional figure

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LW

Formula for Area of a rectangle. A=__x__

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4S

Formual for perimeter of a Square. P=_x__

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LWH

Formula for volume of a rectangular prism. V= __x__x__

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Numerator

The top number of a fraction that tells how many pats of a whole are being considered

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Denominator

The bottom number of a fraction that tells how many equal parts are in the whole

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