Chapter 3 Vocab

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Across
  1. 4. a plane formed by a horizontal line called the x-axis and a vertical line called the y-axis
  2. 6. any integer greater than zero
  3. 8. the vertical number line on a coordinate plane
  4. 9. the second number in an ordered pair; tells the distance to move up or down from (0,0)
  5. 11. the frist number in an orded pair; tells the distance to move right or left from (0,0)
  6. 13. any integer less than zero
  7. 14. a figure has line symmetry if it can be folded about a line so that its two parts match exactly.
  8. 15. the four regions of the coordinate plane separated by the x- and y-axes
  9. 16. the point where the two axes of a coordinate plane intersect
  10. 17. the horizontal number line on a coordinate plane
Down
  1. 1. the four regions of the coordinate plane separated by the x- and y-axes
  2. 2. The distance of an integer from zero on a number line.
  3. 3. A line that divides a figure into two halves that are reflections of each other
  4. 5. two number that are the same distance, but in opposite directions, from zero on a number line
  5. 7. anny number that can be written as a ratio
  6. 10. the set of whole numbers and their opposites
  7. 12. a pair of numbers used to locate a point on a gride.