Outline of trigonometry

For a more comprehensive list, see the List of trigonometry topics.

Trigonometry is a branch of mathematics which deals with angles, triangles and trigonometric functions such as sine, cosine and tangent.

Basic trigonometry concepts

• Trigonometric function
• Law of cosines
• Law of sines
• Law of tangents

• Angle
• Triangle

• Generating trigonometric tables
• Pythagorean theorem
• List of trigonometric identities
• Exact trigonometric constants
• Inverse trigonometric function

Branches of trigonometry

• Rational trigonometry

• Spherical trigonometry

Fields which use trigonometry

Main article: Uses of trigonometry

• Acoustics
• Architecture
• Astronomy
• Biology
• Cartography
• Chemistry
• Civil engineering
• Computer graphics
• Cryptology
• Crystallography
• Economics
• Electrical engineering
• Electronics

• Game development
• Geodesy
• Mechanical engineering
• Medical imaging
• Meteorology
• Music theory
• Number theory
• Oceanography
• Optics
• Pharmacy
• Phonetics
• Physical science
• Probability theory
• Seismology
• Statistics
• Surveying

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Some applications of trigonometry

• Great Trigonometric Survey

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History of trigonometry

Main article: History of trigonometry

• History of the law of cosines

• History of trigonometric functions

Trigonometry in calculus

• Inverse trigonometric function
• List of integrals of trigonometric functions
• Trigonometric integral
• Trigonometric substitution

Trigonometry scholars

• Pythagoras

Trigonometry lists

Main article: List of trigonometry topics

• List of trigonometric identities

• Table of mathematical symbols

See also

• Algebra
• Geometry

• List of basic geometry topics
• Precalculus

• Spherical geometry
• Table of mathematical symbols

External links

• Dave's short trig course
• An introduction to trigonometry

• Trigonometry FAQ