chapter 3 vocab

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Across
  1. 5. a plane formed by a horizontal line called the x axis and a vertical line called the y axis
  2. 6. the first number in a ordered pair
  3. 9. any number that can be written as a ratio where the numerator and denominator are integer
  4. 13. any integer grater than zero
  5. 14. the distance of an integer from zero on a number line
  6. 15. integer less than zero
  7. 16. a line that divides a figure into two halfs that are reflection of each other
Down
  1. 1. two numbers that are the same distance but in a opposite directions from zero on a number line
  2. 2. the four regions of the coordinate plane separated by the x- and y-axes
  3. 3. the set of whole numbers and their opposites
  4. 4. the second number in a ordered pair
  5. 7. a pair of numbers used to locate a point on a grid
  6. 8. the horizontal number line on a coordinate plane
  7. 10. the point where the two axes of a coordinate plane intersect (0,0)
  8. 11. a figure has line symmetry if it can br folded about a line so that its two parts match exactly
  9. 12. the vertical number line on a coordinate plane