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Trigonometry formulas

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TRIGONOMETRY FORMULAS BASIC TRIGONOMETRIC FUNCTION FORMULAS There are basically 6 ratios used for finding the elements in Trigonometry. They are called trigonometric functions. The six trigonometric functions are sine, cosine, secant, cosecant, tangent, and cotangent. By using a right-angled triangle as a reference, the trigonometric functions and identities are derived: • • • • • • sin θ = Opposite Side/Hypotenuse cos θ = Adjacent Side/Hypotenuse tan θ = Opposite Side/Adjacent Side sec θ = Hypotenuse/Adjacent Side cosec θ = Hypotenuse/Opposite Side cot θ = Adjacent Side/Opp ...
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