ch 3 vocab

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