math

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Across
  1. 9. picture square
  2. 13. picture angle bisect
  3. 14. picture iso
  4. 16. picture acute
  5. 17. picture obtuse
  6. 19. picture angle
  7. 20. definition perimeter
Down
  1. 1. picture midseg
  2. 2. definition circumfrence
  3. 3. picture octo
  4. 4. notq-notp
  5. 5. q-p
  6. 6. picture right
  7. 7. notp-notq
  8. 8. picture congruet
  9. 10. picture pent
  10. 11. picture hex
  11. 12. picture parallel
  12. 15. picture ray
  13. 18. definition area