Erin's "fun" Trigonometry crossword

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Across
  1. 2. what is Mrs. Z's favorite drink?
  2. 4. range Q1+Q4(-s) [-π/2,0)U(0,π/2]
  3. 10. range Q1+Q4(-s) [-π/2,π/2]
  4. 13. biggest complainer in the class
  5. 14. the unicorn is the national animal of which country?
  6. 15. |A|
  7. 16. range Q1+Q2 (0,π)
  8. 17. period/4
  9. 18. initial side lies on the positive x-axis and their vertex is located at the origin
  10. 19. opposite over hypotenuse
  11. 20. two angles that have measures that sum to 180 degrees
  12. 23. range Q1+Q4(-s) (-π/2,π/2)
  13. 25. two angles that have measures that sum to 90 degrees
  14. 26. one over sine
  15. 27. a figure formed by two rays or lines that share a common endpoint
  16. 28. what is the calculator's real name?
Down
  1. 1. 2π/w
  2. 3. what is Mrs Z's dog's name?
  3. 5. a line with an endpoint that extends indefentifly in one direction
  4. 6. one over tangent
  5. 7. a2+b2=c2
  6. 8. if the terminal side lies on the axis
  7. 9. +B
  8. 11. -Ø/w
  9. 12. angles in standard position that share the same terminal side
  10. 14. one over cosine
  11. 21. range Q1+Q2 [0,π/2)U(π/2,π]
  12. 22. opposite over adjacent
  13. 24. range Q1+Q2 [0,π]
  14. 25. adjacent over hypotenuse