Crossword

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Across
  1. 4. anagram of Quares
  2. 5. factor of 12
  3. 7. averages – the value in the middle
  4. 8. factor of 4
  5. 10. multiple of 7 under 20
  6. 12. 8 sided shape
  7. 15. anagram of Gracelen
  8. 18. 1 000 000
  9. 20. 1/3 of 24
  10. 21. square number under 20
  11. 22. when a 3D shape is flattened out
  12. 23. averages – the most common value
  13. 26. 5 + 2 x 3
  14. 27. anagram of Attachmimes
  15. 30. triangle with equal side
  16. 32. factor of 24
  17. 35. factor of 20
  18. 36. factor of 21
  19. 38. factor of 60 and 40
  20. 41. factor of 45
  21. 42. anagram of Medical
  22. 43. anagram of Relating
  23. 44. square root of 100
  24. 45. 3 sided shape
  25. 46. 1 000 000 000 000
Down
  1. 1. 5 sided shape
  2. 2. 10 sided shape
  3. 3. multiple of 8 under 20
  4. 6. 9 sided shape
  5. 9. 4 sided shape
  6. 11. 3 / 4 of 12
  7. 13. 7 sided shape
  8. 14. factor of 9
  9. 16. 1 /3 of 54
  10. 17. prime number less than 10
  11. 19. anagram of Tileplum
  12. 24. opposite of impossible
  13. 25. 1 000 000 000
  14. 28. 5 / 6 of 36
  15. 29. prime number under 20
  16. 31. prime number under 20
  17. 33. anagram of Ragaeve
  18. 34. 6 sided shape
  19. 37. anagram of Cleric
  20. 39. multiple of 13 under 20
  21. 40. anagram of Craftion