math terms crossword

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Across
  1. 1. a shape rotating like a clock
  2. 4. moving a shape
  3. 5. transforming a shapes position
  4. 8. vertical axis
  5. 12. the flat things on a shape
  6. 13. horizontal axis
  7. 15. (x,y)
  8. 16. a shape turning on a graph
  9. 20. something of equal proportion
  10. 22. shape x -1
  11. 24. circumference divided by 3.14
  12. 26. diameter divided by 2
  13. 27. angle + angle = 180
  14. 28. how big a 2d shape is
  15. 29. area of a surface
  16. 30. angle but it's adjacent
Down
  1. 2. same as 16 but counter
  2. 3. you will probably not guess this
  3. 6. tax placed on sale
  4. 7. the lateral surface are of an object
  5. 9. angle but vertical
  6. 10. expanding or shrinking
  7. 11. side by side
  8. 14. side of triangle
  9. 17. pointy bit of triangle
  10. 18. intersection of x and y axis
  11. 19. two angles whos sum is 90 degrees
  12. 21. a rate for one of something
  13. 23. diameter times 3.14
  14. 25. how much can fit in a 3d shape