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Three comprehensive modules from Syvum. Each includes theory and explanation, along with practice exercises.

Describes how the Sine and Cosine Addition Formulas can be derived by using vectors and how these formulas can be remembered relatively easily.

Provides detailed discussion of trigonometry concepts. Includes examples of varying difficulty.

Definitions, basics, functions, and other concepts necessary to understand basic trigonometry.

Cosine, sine and tangent are defined. The Pythagorean theorem is illustrated as well the number of degrees in a many sided figure.

Covers basic definitions and concepts in beginning trigonometry.

Includes information on the laws of sines and cosines, right triangle trigonometry, and the ambiguous case.

Learn the basics, the solutions, and how to convert from degrees to radians.

Covers measuring degrees, equations, and formulas. Includes illustrations and related links.

Interactive tests and exercises.

Introduction to trigonometry. Includes links to trig-based animations and definitions.