8th Grade Math Big Vocabulary
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| Absolute Value | a numbers distance from zero
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| Bivariate Data | In statistics, data that has two variables
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| Equivalent Expression | two or more expressions that have the same values for all values of the variables
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| Irrational Number | a number that cannot be expressed as a ratio of two integers or as a repeating or terminating decimal
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| Line of Best Fit | a straight line that comes closest to the points on a scatter plot
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| Perfect Square | a number that has integers as its square roots
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| Real Number | a rational or irrational number
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| Scatter Plot | A graph with points plotted to show a possible relationship between two sets of data
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| Scientific Notation | A method of writing very large or very small numbers by using powers of 10
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| Square Root | a number that is multiplied by itself to form a product
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| Diameter | a line segment that passes through the center of a circle and has endpoints on the circle, or the length of that segment
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| Hypotenuse | In a right triangle, the side opposite the right angle
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| Parallel Lines | Lines in a plane that do not intersect
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| Pythagorean Theorem | in a right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the legs
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| Scale Factor | a ratio used to enlarge or reduce similar figures
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| Similar | figures with the same shape but not necessarily the same size
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| Transformation | a change in the size or position of a figure
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| Transversal | a line that intersects two or more lines
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| Triangle Sum Theorem | The theorem that states that the measures of the angles in a triangle add up to 180 degrees
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| Volume | The number of cubic units needed to fill a given space
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| Domain of a Function | the set of all possible input values of a function
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| Function | an input-output relationship that has exactly one output for each input
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| Like Term | two or more terms that have the same variables raised to the same power
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| Linear Equation | An equation whose solutions form a straight line on a coordinate plane
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| Linear Function | A function whose graph is a straight line
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| Range of a Function | the set of all output values of a function
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| Rate of Change | a ratio that compares the amount of change in a dependent variable to the amount of change in an independent variable
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| Simplify | to perform all possible operations, including combining like terms; to write a fraction or expression in simplest terms
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| Slope | a measure of the steepness of a ling on a graph; the rise divided by the run
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| Term | the parts of an expression that are added or subtracted
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
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