H6 goniometrie Flashcards

1
Q

sin α

A

overstaande / schuine

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2
Q

cos α

A

aanliggende / schuine

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3
Q

tan α

A

sin α / cos α

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4
Q

cot α

A

cos α / sin α OF 1/tan α

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5
Q

GELIJKE HOEKEN: sin α

A

sin (α + k . 360°)

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6
Q

GELIJKE HOEKEN: cos α

A

cos (α + k . 360°)

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7
Q

GELIJKE HOEKEN: tan α

A

tan (α + k .360°)

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8
Q

TEGENGESTELDE HOEKEN: sin α

A
  • sin (-α)
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9
Q

TEGENGESTELDE HOEKEN: cos α

A

cos (-α)

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10
Q

TEGENGESTELDE HOEKEN : tan α

A

-tan (-α)

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11
Q

SUPPLEMENTAIRE HOEKEN: sin α

A

sin (180° -α)

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12
Q

SUPPLEMENTAIRE HOEKEN: cos α

A

-cos (180°-α)

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13
Q

SUPPLEMENTAIRE HOEKEN: tan α

A

-tan (180°-α)

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14
Q

ANTISUPPLEMENTAIRE HOEKEN: sin α

A

-sin (180° + α)

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15
Q

ANTISUPPLEMENTAIRE HOEKEN: cos α

A

-cos (180° + α)

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16
Q

ANTISUPPLEMENTAIRE HOEKEN: tan α

A

tan (180° + α)

17
Q

COMPLEMENTAIRE HOEKEN: sin α

A

cos (90° -α)

18
Q

COMPLEMENTAIRE HOEKEN: cos α

A

sin (90° - α)

19
Q

COMPLEMENTAIRE HOEKEN: tan α

A

cot (90°-α)

20
Q

ANTICOMPLEMENTAIRE HOEKEN: sin α

A

-cos (α +90°)

21
Q

ANTICOMPLEMENTAIRE HOEKEN: cos α

A

sin (α+ 90°)

22
Q

ANTICOMPLEMENTAIRE HOEKEN: tan α

A

-cot (α +90°)

23
Q

Cosiniusregel: a²

A

b² + c² -2bc . cos α

24
Q

Cosinusregel: b²

A

a² + c² -2ac . cos β

25
Q

Cosinusregel: c²

A

a² + b² -2ab . cos γ

26
Q

Sinusregel

A

a/ sin α = b/ sin β = c/ sin γ

27
Q

Hoekensom

A

α + β + γ = 180°