Cercle & fonctions trigonométriques Flashcards by Sarah Gallagher

Q

sinθ (avec adj, opp, hyp)

A

opp/hyp

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Q

cosθ (avec adj, opp, hyp)

A

adj/hyp

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Q

tanθ (avec adj, opp, hyp)

A

opp/adj

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Q

cosecθ (avec adj, opp, hyp)

A

hyp/opp

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Q

secθ (avec adj, opp, hyp)

A

hyp/adj

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Q

cotθ (avec adj, opp, hyp)

A

adj/opp

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Q

sinθ (1/?)

A

1/cosecθ

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Q

cosθ (1/?)

A

1/secθ

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Q

tanθ (1/?)

A

1/cotθ

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Q

cosecθ (1/?)

A

1/sinθ

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Q

secθ (1/?)

A

1/cosθ

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Q

cotθ (1/?)

A

1/tanθ

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Q

Dans (x,y), x=?

A

cosθ

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Q

Dans (x,y), y=?

A

sinθ

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Q

r du cercle trigonométrique=?

A

1

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Q

2πrad

A

360º

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Q

π/4 rad

A

45º

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Q

π/6 rad

A

30º

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Q

π/3 rad

A

60º

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Q

π/2 rad

A

90º

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Q

π rad

A

180º

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Q

30º

A

π/6 rad

Q

45º

A

π/4 rad

Q

60º

A

π/3 rad

Q

90º

A

π/2 rad

Q

180º

A

π rad

Q

Coordonnées de π/6 rad

A

(√3/2 , 1/2)

Q

Coordonnées de π/4 rad

A

(√2/2 , √2/2)

Q

Coordonnées de π/3 rad

A

(1/2 , √3/2)

Q

Coordonnées de π/2 rad

A

(0,1)

Q

sinθ (coordonnées)

A

y

Q

cosθ (coordonnées)

A

x

Q

tanθ (coordonnées)

A

y/x

Q

cosecθ (coordonnées)

A

1/y

Q

secθ (coordonnées)

A

1/x

Q

cotθ (coordonnées)

A

x/y

Q

Signes dans le quadrant 1

A

(+,+)

Q

Signes dans le quadrant 2

A

(-,+)

Q

Signes dans le quadrant 3

A

(-,-)

Q

Signes dans le quadrant 4

A

(+,-)

Q

Domaine de f(x)=sinx

A

ℝ

Q

Domaine de f(x)=cosx

A

ℝ

Q

Domaine de f(x)=tanx

A

ℝ / {…,-π/2, π/2, 3π/2,…}

Q

Domaine de f(x)=secx

A

ℝ / {…,-π/2, π/2, 3π/2,…}

Q

Domaine de f(x)=cscx

A

ℝ / {…,-π, 0, π, 2π,…}

Q

Domaine de f(x)=cotx

A

ℝ / {…,-π, 0, π, 2π,…}

Q

Image de f(x)=sinx

A

[-1,1]

Q

Image de f(x)=cosx

A

[-1,1]

Q

Image de f(x)=tanx

A

ℝ

Q

Image de f(x)=secx

A

]-∞,-1[ U ]1,∞[

Q

Image de f(x)=cscx

A

]-∞,-1[ U ]1,∞[

Q

Image de f(x)=cotx

A

ℝ

Q

tanθ (?/?)

A

sinθ/cosθ

Q

cotθ (?/?)

A

cosθ/sinθ