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In mathematics, two variables are proportional if there is always a constant ratio between them. A proportional relationship is one in which two quantities vary directly with each other.

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The continued line forming the boundry of a closed geometric figure.

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The area of a flat, or plane figure is the number of unit squares that can be contained within it.

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A numerical or constant quanity placed before and muliplying the variable in an algebraic expression.

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An algebraic expression is a mathematical phrase that can contain ordinary numbers, and variables.

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A comparison of two measurements in which one of the terms has a value of 1.

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A integer is a whole number. That means that is a posative, negative or zero. Not a decimal or fraction.

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A proportion occurs when two ratios are forced to be equal to each other. This selection will allow you to find a second ratio that is in the same proportion as the first. Since a ratio is made up of two numbers, and a proportion compares 2 ratios, we ' ll be dealing with 4 numbers here, 2 for each ratio.

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To reduce, to a simpler form, by cancelation of a common factor, regrouping of terms in the same variable