Muzzle

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Across
  1. 5. something that is known as a fact of a number
  2. 7. a small number
  3. 8. always opposite the right angle
  4. 9. whats next to the right angle
  5. 10. whats opposite
  6. 11. a combo of imaginary and real parts
  7. 13. something done at the same time
  8. 14. another word for pace
  9. 15. has two different distinct factors
  10. 16. under zero
  11. 18. all numbers not closed
Down
  1. 1. has a lower, upper and a median
  2. 2. something kept on a watch and has to be read
  3. 3. buy/ something thats of better quality
  4. 4. two lines that never meet
  5. 6. you travel a certain...
  6. 7. when you do something incorrectly you have to...it
  7. 12. answer of a a number via multiplication
  8. 17. when somethings alright/okay it can also be known as...