Y1CH9 Trigonometric Ratios Flashcards by Harvey Pambaya | Brainscape

Q

What is the cosine rule

A

a^2 = b^2 + c^2 - 2bc cosA

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Q

List trigonometry

A

SOH CAH TOA

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Q

What is the sin rule?

A

a/sinA = b/sinB

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Q

Area of a triangle

A

1/2 ab sinC

Does not need to be a right angled triangle

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Q

Where is tan graphs asymptotes

A

-90, 90, 270

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Q

What does Cos(x-90) look like

A

Shift 90 degrees to right

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Q

A

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