Krzyżówka angielsko matematyczna

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Across
  1. 5. is one tenth centimeter
  2. 9. designation of the angle letter from the Greek afABet
  3. 10. the straight line contained between two of points
  4. 12. is not a prime or composite number
  5. 14. figure science
  6. 15. of the multiplication result
Down
  1. 1. 3x4 multiplication result
  2. 2. has all four equal sides
  3. 3. is ninety degrees
  4. 4. is the result of adding
  5. 6. is a figure that has three equal sides
  6. 7. figure without angles
  7. 8. is a trapezoid
  8. 11. has 1000 kilograms
  9. 13. is a number by which it does not divide