trig Flashcards by Emily Dove

Q

sec

A

1/cosx

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Q

cosec

A

1/sinx

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Q

cot

A

1/tanx OR cosx/sinx

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Q

tan

A

sin/cos

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Q

sin2a

A

2sinAcosA

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Q

cos2a

A

2cos^2A-1 OR 1-2sin^2A OR cos^2A-sin^2A

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Q

1

A

sin^2 + Cos^2

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Q

sec^2x

A

1+tan^2x

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Q

cosec^2x

A

1+cot^2x

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