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Trigonometry: Core Concepts, Functions, and Applications – Study Notes

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Trigonometric Functions on Right Triangles

Special Right Triangles

Solving Right Triangles

Defining the Unit Circle

Trigonometric Functions on the Unit Circle

Common Values of Sine, Cosine, & Tangent

Reference Angles

Graphs of the Sine and Cosine Functions

Graphs of Secant and Cosecant Functions

Graphs of Tangent and Cotangent Functions

Sum and Difference Identities

Double Angle Identities

Inverse Sine, Cosine, & Tangent

Linear Trigonometric Equations

Law of Sines

Law of Cosines

Area of SAS & ASA Triangles

Powers of Complex Numbers (DeMoivre's Theorem)

Polar Coordinate System

Graphing Parametric Equations