Trigonometric Identities Flashcards

1
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
Q

sin(0)

A

0

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15
Q

sin(π/6)

A
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16
Q

sin(π/4)

A
17
Q

sin(π/3)

A
18
Q

sin(π/2)

A

1

19
Q

cos(0)

A

1

20
Q

cos(π/6)

A
21
Q

cos(π/4)

A
22
Q

cos(π/3)

A
23
Q

cos(π/2)

A

0

24
Q

tan(0)

A

0

25
Q

tan(π/6)

A
26
Q

tan(π/4)

A

1

27
Q

tan(π/3)

A
28
Q

tan(π/2)

A

Undefined

29
Q

cot(0)

A

Undefined.

cot θ = 1/tan θ

cot (0°) = 1 / tan (0°) = 1/0; undefined

30
Q

cot(π/6)

A
31
Q

cot(π/4)

A

1

32
Q

cot(π/3)

A
33
Q

cot(90)

A

0

34
Q
A
35
Q
A