My decemer tic tac toe crossword puzzle!

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Across
  1. 4. a number on the left side of the number line
  2. 8. the first number a ordered pair says left or right from zero
  3. 9. any number that can be written as a ratio
  4. 12. the horizontal number line on the coordinate plane
  5. 13. two numbers but are the same distance from zero but diferent sides
Down
  1. 1. a pair of numbers used to locate a point on a grid
  2. 2. the exact distance a number is from zero
  3. 3. the set of whole numbers and their opposites
  4. 5. the vertical number line on the coordinate plane
  5. 6. the second number in an ordered pair left or right from zero
  6. 7. the four parts of the coordinate plane
  7. 10. point were axes intersect or zero
  8. 11. when half to half of a shape matches exactly