Sine, Cosine, and Tangent Formulas
Right Triangle Formula
Formulas for finding functions of angles in right triangles.
Side Opposite / Hypotenuse = SINE
Side Adjacent / Hypotenuse = COSINE
Side Opposite / Side Adjacent = TANGENT
Side Adjacent / Side Opposite = COTANGENT
Hypotenuse / Side Adjacent = SECANT
Hypotenuse / Side Opposite = COSECANT
Length of Hypotenuse
Side Opposite X Cosecant
Side Opposite / Sine
Side Adjacent X Secant
Side Adjacent / Cosine
Length of Side Opposite
Hypotenuse X Sine
Hypotenuse / Cosecant
Side Adjacent X Tangent
Side Adjacent / Cotangent
Length of Side Adjacent
Hypotenuse X Cosine
Hypotenuse / Secant
Side Opposite X Cotangent
Side Opposite / Tangent
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