Trigonometry Identities
Trigonometry identities are mathematical equations that involve trigonometric functions (such as sine, cosine, and tangent) and are used to simplify or manipulate trigonometric expressions. These identities often involve relationships between different trigonometric functions and angles, and are essential tools for solving trigonometry problems and proving trigonometric statements. Common trigonometry identities include Pythagorean identities, sum and difference identities, double angle identities, and half angle identities.