Math crossword

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Across
  1. 2. number / numbers made up of the set of rational numbers as well as irrational
  2. 5. / when two shapes are the same size and shape
  3. 8. / the average in the data
  4. 10. / the amount of space inside a container
  5. 11. plane / from from a vertical and horizontal axis which meets at 0
  6. 12. data / raw data that has not been grouped
  7. 13. / the difference in numbers of the data collected
  8. 14. / the ways shapes can be turned to fit itself
  9. 17. / the number that appears most often in a set of data
  10. 18. / a way to check off numbers usually worked in 5's
  11. 19. / a comparison of two quantities of the same kind by division
Down
  1. 1. / in data , the number of times a particular item is seen is called...
  2. 3. / the amount of space a object occupies
  3. 4. / the amount of space that takes up inside a container
  4. 5. / the number that stands in front of the algebraic term
  5. 6. / part of a whole
  6. 7. / a transformation where the object is moved around a certain point
  7. 9. / when line never meet they are called...
  8. 15. / the value in between the data collected
  9. 16. / a comparison of two quantities of different kinds by division