Physics

Geometry and Trigonometry Rules

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Menu (linked Index) Geometry and Trigonometry Rules Last Update: November 8, 2025 Introduction Area and Volume Equations for Basic Shapes Similar Triangles Exterior and Interior Angles of Triangles Law of Cosines and Sines Right Triangle Trigonometric Functions Pythagorean Trigonometric Identities Sum and Difference Angle Formulas Product-to-Sum Formulas Even-Odd Identities (Identities for Negative Angles) Some Useful […]

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