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Definition
| The distance of a number from zero; the positive value of a number |
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Term
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Definition
| A positive angle measuring less than 90 degrees |
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Term
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Definition
| A triangle each of whose angles measures less than 90 degrees |
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Definition
The number zero is called the additive identity because the sum of zero and any number is that
number. |
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Term
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Definition
The additive inverse of any number x is the number that gives zero when added to x. The additive
inverse of 5 is -5 |
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Term
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Definition
| Two angles that share both a side and a vertex. |
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Term
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Definition
| The union of two rays with a common endpoint, called the vertex. |
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Term
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Definition
| A portion of the circumference of a circle. |
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Term
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Definition
| The number of square units that covers a shape or figure. |
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Term
| associative property of addition |
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Definition
| (a + b) + c = a + (b + c) |
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Term
| associative property of multiplication |
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Definition
| (a x b) x c = a x (b x c) |
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Term
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Definition
| A number that represents the characteristics of a data set. |
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Term
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Definition
A line that passes through a figure in such a way that the part of the figure on one side of the line
is a mirror reflection of the part on the other side of the line |
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Term
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Definition
| The bottom of a plane figure or three-dimensional figure. |
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Term
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Definition
| To divide into two congruent parts. |
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Term
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Definition
| A type of data plot that displays the quartiles and range of a data set. |
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Term
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Definition
A system in which points on a plane are identified by an ordered pair of numbers, representing
the distances to two or three perpendicular axes. |
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Term
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Definition
| An angle that has its vertex at the center of a circle. |
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Term
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Definition
| A line segment that connects two points on a curve. |
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Term
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Definition
| The set of points in a plane that are a fixed distance from a given point, called the center. |
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Term
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Definition
| The distance around a circle. |
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Term
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Definition
| A constant that multiplies a variable. |
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Term
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Definition
| Points are collinear if they lie on the same line. |
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Term
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Definition
| A selection in which order is not important. |
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Term
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Definition
| A factor of two or more numbers. |
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Term
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Definition
| A multiple of two or more numbers. |
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Term
| commutative property of addition |
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Definition
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Term
| commutative property of multiplication |
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Definition
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Term
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Definition
| Two angles whose sum is 90 degrees. |
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Term
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Definition
| A natural number that is not prime. |
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Term
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Definition
| A three-dimensional figure with one vertex and a circular base. |
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Term
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Definition
| Figures or angles that have the same size and shape. |
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