trigonometry Flashcards by zainab mondal

Q

sine

A

SOH

sine‌ Θ = opposite / hypotenuse

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Q

cosine

A

CAH

cosine Θ = adjacent / hypotenuse

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Q

tangent

A

TOA

tangent Θ = opposite / adjacent

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Q

cosecant

A

reciprocal of sine

cosecant Θ = hypotenuse / opposite

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Q

secant

A

reciprocal of cosine

secant Θ = hypotenuse / adjacent

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Q

cotangent

A

reciprocal of tangent

cotangent Θ = adjacent / opposite

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Q

1 is equal to

A

sin^2Θ + cos^2Θ = 1

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Q

tan Θ is equal to

A

sinΘ / cosΘ = tanΘ

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