Trigonometry Crossword

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Across
  1. 1. 180 degrees in radians
  2. 4. A statement that is sometimes true
  3. 5. sin^2 + cos^2
  4. 8. opposite/hypotenuse
  5. 9. Name given to the reference angle
  6. 10. C = sqrt(a^2 + b^2 + 2abcos(gamma))
  7. 12. An angle of exactly 90 degrees
  8. 13. A statement that is never true
  9. 14. Sine equivalent of cos(30)
  10. 15. A polygon with three sides
  11. 16. The longest side of a triangle
Down
  1. 1. a^2 + b^2 = c^2
  2. 2. sin(a)/A=sin(b)/B=sin(c)/C
  3. 3. adjacent/hypotenuse
  4. 6. sine's reciprocal
  5. 7. A statement that is always true
  6. 8. cosine's reciprocal
  7. 11. opposite/adjacent
  8. 13. tangent's reciprocal