Mathematical Encyclopaedia Online

This is Mathematical Encyclopaedia Online, a large online catalogue of mathematical and scientific formulae

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Search results for "Trigonometry"

sin^2x+cos^2x=1

tanx=sinx/cosx

cot^2x=cosec^2x-1

tan^2x=sec^2x-1

Addition Formulae

Cosine Rule

Sine Rule

Sine Rule for Calculating Areas

Double Angle Formulae