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Unit 2 vocabulary
| Question | Answer |
|---|---|
| Absolute Value | the distance of a number from zero on a number line; shown by a graph |
| Coordinate Plane | a plane formed by the intersection of a horizontal number line called the x-axis and a vertical number line called the y-axis |
| Inequality | the set of whole numbers and their opposites {…-3, -2, -1, 0, 1, 2, 3, …} |
| Negative Numbers | numbers less than zero |
| Opposite Number | two different numbers that have the same absolute value |
| Ordered Pair | a pair of numbers that can be used to located a point on a coordinate plane |
| Origin | the point where the x-axis and y-axis intersect on the coordinate plane |
| Polygon | a closed plane figure formed by three or more line segments that intersect only at their endpoints |
| Positive Number | numbers greater than zero |
| Quadrant | the x- and y-axes divide the coordinate plane into four regions; each region is called a quadrant |
| Rational Number | a number that can be written in the form a/b , where a and b are integers and b ≠ 0 |
| X-axis | the horizontal axis on a coordinate plane |
| X-coordinate | the first number in an ordered pair |
| Y-axis | the vertical axis on a coordinate plane |
| Y-coordinate | the second number in an ordered pair |
Created by:
SF10266
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