Trigonometry Crossword
Across
- 3. A function is even if f(-x) = f(x).
- 6. A unit of measure for angles equal to 1/60 of a degree.
- 8. One-half the perimeter of a triangle.
- 9. An angle measured clockwise from due north to a vector.
- 10. The secant of the complement.
- 11. A coordinate system for complex numbers.
- 12. A unit of angle measurement equal to 1/360 of a revolution.
- 13. The vertical displacement of a function above or below the horizontal axis.
- 16. The ending point of a vector.
- 17. Solutions defined over a limited domain.
- 20. The difference between a right angle and the angle.
- 22. Another name for a standard vector.
- 24. An axis in the complex plane.
- 25. another name for a standard vector, a vector in standard position.
- 28. the beginning point of a vector.
- 29. The vertical stretch of a function.
- 30. Fundamental identities that involve the basic trig functions of complementary angles.
- 35. Two angles in standard position that share a terminal side.
- 36. A unit of measure for angles equal to 1/60 of a minute,
- 38. Reference to solving a triangle given the measure of two angles and the length of the included side.
- 41. The result obtained after vector manipulation.
- 42. Pairs of trigonometric functions of complimentary angles whose trigonometric ratios are equal.
- 44. An angle in standard position with its terminal side on a coordinate axis.
- 45. The side opposite the right angle of a right-angled triangle.
- 47. An equation that is valid for a limited number of values of the variable.
- 50. Another name for component vectors, the horizontal and vertical component vectors of a given vector.
- 51. An angle measured above the horizontal.
- 52. Components of the ___________ are the ordered pair of numbers representing the vector.
- 53. Function A function is odd of f(-x) = -f(x).
- 55. A method of approximating values in a table using adjacent table values.
- 57. The ratios of the length of two side of a right triangle.
- 58. Results from counterclockwise rotation.
- 59. A trigonometric ratio equal to the opposite side divided by the adjacent side.
- 60. Largest value of a function in a given interval.
- 61. An equation made up of trigonometric functions of an angle that is valid for all values of the angle. Also called trigonometric identity.
Down
- 1. An acute angle whose trigonometric ratios are the same (except for sign) as the given angle.
- 2. Another name for the magnitude of a vector.
- 4. An angle measured below the horizontal.
- 5. Defined in terms of arc length and time.
- 7. An axis in the complex plane.
- 14. The study of the metrics of triangles in particular and angular figures in general.
- 15. Functions whose domains are angles measured in radians and whose ranges are values that correspond to analogous trigonometric functions.
- 18. ________ of a complex number angle formed between the positive x-axis and a line segment between the origin and the number.
- 19. The smallest value of q such that f(x) = f(x+q) where f(x) is a periodic function.
- 21. Two triangles whose angle measurements are the same.
- 23. The length of the directional line segment.
- 26. The _______ of a complex number is the same as original except for the sign of the imaginary component.
- 27. Two vectors that have the same magnitude and direction.
- 30. The horizontal and vertical component vectors of a given vector.
- 31. A line segment of a given length and a given direction.
- 32. Changing the magnitude of a vector without changing its direction.
- 33. A portion of a circle enclosed by a central angle and its subtended arc.
- 34. The fixed center of the polar coordinate system.
- 37. A unit of measure for angles equal to 1/400 of a full circle.
- 39. Defined in terms of angle of rotation and time.
- 40. The sum of all the force vectors add up to zero.
- 42. The reciprocal of the tangent function.
- 43. A trigonometric ratio equal to the adjacent side divided by the hypotenuse.
- 46. A trigonometric ratio equal to the opposite side divided by the hypotenuse.
- 48. Ratio of the hypotenuse to the adjacent side of a right-angled triangle
- 49. A unit of measure for angles; one radian is the angle subtended by an arc that has a curved length equal to the radius of the arc.
- 54. Lines representing undefined values for trigonometric functions.
- 56. A measure of rotation.