maths words

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Across
  1. 2. -
  2. 4. two lines which never meets
  3. 5. helps you with difficult sums
  4. 8. helps you measure angles
  5. 9. helps you draw circles
  6. 11. clock goes backwards
  7. 12. best lesson
  8. 13. round
  9. 14. +
Down
  1. 1. 4 sided shape
  2. 3. 3 sides
  3. 6. e.g. + - =
  4. 7. clock goes forward
  5. 10. has 6 sides
  6. 11. a sum with letters