London Steeleys Trig Puzzle

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Across
  1. 2. making a solution or problem simpler or easier to do or understand.
  2. 4. opposite of sin
  3. 7. four quarters of a graph or circle
  4. 9. Something you put food on when you eat
  5. 11. opposite of cosine
  6. 13. a measurement of a plane angle in which one full rotation
  7. 14. a comparison of two quantities or numbers, showing how much of one quantity there is in relation to another.
  8. 15. circle that shows all units of pi and degrees
  9. 16. opposite or contrary in position, direction, order, or effect.
  10. 17. the opposite of adjacent and hypotenuse
  11. 19. 3.14...
  12. 20. opposite of adjacent and opposite of a right triangle
Down
  1. 1. a unit of measurement for angles, specifically angular measure.
  2. 3. a²+b²=c²
  3. 5. acronym for right triangles (sin,cos,tan)
  4. 6. opposite of tangent
  5. 8. an equation that holds true for all the values, even if you change the variables involved
  6. 10. opposite of hypotenuse and opposite of a right triangle
  7. 12. mathematics that focuses on relationships between the sides and angles of triangles
  8. 18. opposite of a number being squared