Fundamentals of Trigonometry

Course Title: Fundamentals of Trigonometry

Course Description: This course provides a comprehensive introduction to trigonometry, covering fundamental concepts such as trigonometric functions, identities, equations, and their applications in geometry and physics. Students will develop a strong understanding of trigonometric principles and problem-solving skills.

Course Outline:

  1. Week 1: Introduction to Trigonometry
    • Definition and history of trigonometry
    • Trigonometric ratios (sine, cosine, tangent)
    • Degrees and radians, converting between them
  2. Week 2: Trigonometric Functions
    • Graphs of trigonometric functions
    • Periodicity and amplitude
    • Phase shifts and vertical shifts
  3. Week 3: Trigonometric Identities I
    • Pythagorean identities
    • Sum and difference identities
    • Double-angle and half-angle identities
  4. Week 4: Trigonometric Identities II
    • Product-to-sum and sum-to-product identities
    • Cofunction identities
    • Verifying and proving trigonometric identities
  5. Week 5: Trigonometric Equations
    • Solving basic trigonometric equations
    • Solving trigonometric equations with identities
    • Applications of trigonometric equations
  6. Week 6: Right Triangle Trigonometry
    • Solving right triangles using trigonometric ratios
    • Applications in geometry and physics (heights and distances)
    • Angle of elevation and angle of depression problems
  7. Week 7: Law of Sines and Law of Cosines
    • Derivation and applications of the Law of Sines
    • Derivation and applications of the Law of Cosines
    • Solving oblique triangles
  8. Week 8: Trigonometric Functions in the Unit Circle
    • Definitions of sine and cosine in the unit circle
    • Finding exact values of trigonometric functions
    • Circular functions and their properties
  9. Week 9: Polar Coordinates and Complex Numbers
    • Introduction to polar coordinates
    • Converting between polar and rectangular coordinates
    • Applications of polar coordinates in trigonometry
  10. Week 10: Applications of Trigonometry
    • Trigonometry in physics (waves, oscillations)
    • Trigonometry in engineering (vectors, forces)
    • Trigonometry in astronomy (stellar parallax, celestial navigation)

Course Assignments:

  • Weekly problem sets and quizzes
  • Trigonometric function graphing and analysis
  • Trigonometric identities and equations exercises
  • Right triangle trigonometry problems
  • Applications of trigonometry in real-world scenarios
  • Final project: Trigonometry application project (e.g., modeling a real-life problem using trigonometric concepts)

Course Materials:

  • Textbook: “Trigonometry” by Michael Sullivan
  • Trigonometry software and graphing tools
  • Online tutorials and interactive resources
  • Practice worksheets and exercises
  • Real-world examples and applications of trigonometry

Assessment:

  • Quizzes and exams covering trigonometry concepts and techniques
  • Problem-solving assignments and projects
  • Trigonometric function and identity proficiency assessment
  • Final project evaluation based on trigonometry applications and analysis
  • Class participation and engagement in discussions and activities

Prerequisites: A solid foundation in algebra and geometry is required. Familiarity with basic trigonometric concepts (sine, cosine, tangent) is recommended.