Kay's Crossword Puzzle

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Across
  1. 3. to solve 2x=4, what do you do to 2?
  2. 6. -b x + or - the square root of b^2 -4ac/2a
  3. 7. trigonometric function that involves the opposite side and hypotenuse
  4. 8. shape with three sides
  5. 10. reciprocal of tangent
  6. 12. angles that equal to 180 degrees
  7. 13. trigonometric function that involves the adjacent and the opposite side
  8. 14. trigonometric function that involves the adjacent and hypotenuse
  9. 16. the starting position of a ray
  10. 18. a^2+b^2=c^2
  11. 21. an angle less than 90 degrees
  12. 22. an angle greater than 90 degrees and less than 180
  13. 23. the space between two lines or planes that intersect
  14. 24. angles that have the same initial and terminal side
  15. 25. measurement of triangles
Down
  1. 1. the position after rotation of the ray
  2. 2. reciprocal of sine
  3. 4. a way to measure an angle
  4. 5. positive angles are usually graphed in this direction
  5. 7. reciprocal of cosine
  6. 9. what's 9+10?
  7. 11. angles that equal to 90 degrees
  8. 15. an expert in or student of mathematics
  9. 17. a number that produces a specified quantity when multiplied by itself
  10. 19. the longest side in a right angle triangle
  11. 20. the endpoint of a ray