Mathematics

Trigonometry

Trig Functions

  • How to Tell Sines from Cosines
  • Inverse Trigonometric Functions
  • Solving Trig Equations
  • Solving Trig Equations with Calculators, Part I
  • Solving Trig Equations with Calculators, Part II
  • Trig Functions
  • Trigonometric Functions History
  • Trig Minibook
  • Top of Page
  • Laws

  • Law of Cosines
  • Law of Sines
  • Top of Page
  • Coordinates

  • Converting from Polar to Rectangular Coordinates
  • Polar Coordinates
  • Top of Page
  • Derivations

  • Deriving sin(a+b), cos(a+b)
  • Deriving Sines & Cosines
  • Top of Page
  • Resources

  • Common Trig Errors
  • Top of Page