boring

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Across
  1. 3. 1/number
  2. 5. a mathmatical circle
  3. 6. a^2+b^2+c^2
  4. 7. the inverse of cotangent
  5. 8. sinA/a=sinB/b=sinC/c
  6. 9. equalities that involve trigonometric functions
  7. 13. T squareroot s(s-a)(s-b)(s-c)
  8. 15. the inverse of tangent
  9. 18. the first one is 30
Down
  1. 1. the inverse of secant
  2. 2. the inverse of cosine
  3. 3. The smallest angle that the terminal side of a given angle makes with the x-axis.
  4. 4. the inverse of sine
  5. 10. a formula with multi unknown varibles
  6. 11. the inverse of cosecant
  7. 12. AB^2=CA^2+CB^2+2(CA)(CH)
  8. 13. in the pythagorean theorem what is c^2
  9. 14. fraction that has pi
  10. 16. the height of a wave length
  11. 17. the length between wave lengths