Trigonometry Terminology 2

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Across
  1. 2. angles will be represented by Greek letters like theta, alpha, and beta, or __-case letters
  2. 3. reciprocal of sine
  3. 4. what is the radius of a unit circle
  4. 5. reciprocal of cosine
  5. 7. determined by rotating a ray (half-line) about its endpoint
  6. 11. side, the position after rotation
  7. 12. rotation that generates positive angles
  8. 14. converted by multiplying by pi/180
Down
  1. 1. converted by multiplying by 180/pi
  2. 3. rotation that generates negative angles
  3. 6. side, the starting position of the ray is the ________ ____ of the angle
  4. 8. x-axis, the initial side coincides with the _
  5. 9. reciprocal of tangent
  6. 10. the central point of the unit circle, located at (0, 0).
  7. 13. angles that have the same initial and terminal sides