Kotne funkcije Flashcards

Kotne funkcije

1
Q

Kotne funkcije: sin

A

nasprotna kateta / hipotenuza

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2
Q

Kotne funkcije: cos

A

priležna kateta / hipotenuza

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3
Q

Kotne funkcije: tan

A

nasprotna kateta / priležna kateta

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4
Q

30*

A

Pi/6 1/2, koren(3) /2, koren (3) /3, koren (3)

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5
Q

0*

A

0, 1, 0, /

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6
Q

45*

A

Pi/4 koren(2)/2, koren(2)/2, 1, 1

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7
Q

60*

A

Pi/3 koren(3)/2, 1/2, koren(3), koren(3)/3

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8
Q

90*

A

Pi/2 1, 0, /, 0

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9
Q

cos in sin

A

sin2 + cos2 = 1

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10
Q

tan in cot

A

tan x cot = 1

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11
Q

tan, sin in cos

A

tan = sin / cos

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12
Q

ctan, cos in sin

A

ctan = cos / sin

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13
Q

tan in cos

A

1 + tan2 = 1 / cos2

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14
Q

cot in sin

A

1 + ctan2 = 1 / sin2

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15
Q

Kosinusni izrek

A

(samo dolzine)
a2 = b2 + c2 - 2 x bc x cos@

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