Trigonometri Formler Flashcards

1
Q

Sinus

A

CosV=motstående katet/hypotenusa

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2
Q

Cosinus

A

CosV=närliggande katet/hypotenusa

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3
Q

Tangens

A

TanV=motstående katet/närliggande katet

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4
Q

Cirkelns ekvation där (a,b) är medelpunkten och r är radien på cirkeln

A

(x-a)^2 + (y-b)^2 =r^2

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5
Q

Areasatsen

A

Arean T = (absinC)/2 = (acsin B)/2 = (bcsin A)/2

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6
Q

Cosinussatsen

A

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

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7
Q

Sinussatsen

A

(sinA)/a = (sinB)/b = (sinC)/c

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8
Q

OP är en radie i en enhetscirkel

Vilka koordinater har punkten P?

A

(cos v, sin v)

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