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A Level Maths > Pure - Exact Trig Values > Flashcards

Pure - Exact Trig Values Flashcards

1
Q

What is sin 0?

A

0

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2
Q

What is sin 30?

A

1 / 2

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3
Q

What is sin 45?

A

√2 / 2

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4
Q

What is sin 60?

A

√3 / 2

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5
Q

What is sin 90?

A

1

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6
Q

What is cos 0?

A

1

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7
Q

What is cos 30?

A

√3 / 2

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8
Q

What is cos 45

A

√2 / 2

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9
Q

What is cos 60?

A

1 / 2

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10
Q

What is cos 90?

A

0

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11
Q

What is tan 0?

A

0

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12
Q

What is tan 30?

A

√3 / 3

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13
Q

What is tan 45?

A

1

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14
Q

What is tan 60?

A

√3

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15
Q

What is tan 90?

A

Undefined

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16
Q

How do you remember the exact sin values?

A

It is always √x / 2. Start from x=0 and increase by one each time, i.e sin 30 = √1 / 2 = 1 / 2

17
Q

How do you remember the exact cos values?

A

They are the reverse of the exact sin values

18
Q

How do you remember the exact tan values?

A

Sin/cos

A Level Maths (11 decks)

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