Jason's Crossword

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Across
  1. 2. there is a lot of these in maths
  2. 5. corresponding in size or degre (Google definition)
  3. 7. half aquatic
  4. 11. something that is under the earth
  5. 12. something bad for your computer
  6. 14. E.T.
  7. 15. within the state
  8. 16. P.S
  9. 18. the noun of confident
  10. 20. against viruses
Down
  1. 1. to show someone a new person or thing
  2. 3. before noon
  3. 4. having or relating to two sides (Google definition)
  4. 6. around the length of a circle
  5. 8. it's okay to make these as long as it's not repeated
  6. 9. a synonym of destroy
  7. 10. a word that shows where something is
  8. 13. will not stop
  9. 17. between stars
  10. 19. antonym of prove