Precalculus Vocabulary

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Across
  1. 2. non-right triangles
  2. 4. vectors with the same magnitude and direction
  3. 6. the sum of two vector forces
  4. 7. A circle with a radius of one unit
  5. 8. vectors with a dot product equal to zero
  6. 11. the study of the relationships among the side and angle measures in triangles
  7. 13. the reciprocal of the cosine function
  8. 15. a vector whose initial point is at the origin
  9. 17. the reciprocal of the tangent function
  10. 19. the length of a full cycle of a sin or cosine function
  11. 20. the reciprocal of the sin function
Down
  1. 1. (r, 𝛳)
  2. 3. the rate at which the object moves along a path
  3. 5. connects the co-vertices of a hyperbola and has a length of 2b
  4. 9. a unit of angle measure based on arc length
  5. 10. the positive acute angle formed by the terminal side and the x axis
  6. 12. a quantity that has both direction and magnitude
  7. 14. half of the difference between the minimum and maximum points of a sin or cosine function
  8. 16. connects the vertices of a hyperbola and has a length of 2a
  9. 18. the horizontal axis of a sin or cosine function