Trig functions of special angles.
Transcript of Trig functions of special angles.
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Special Angle
Values
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Directions•A slide will appear showing a trig function with a special angle.
•Say the value aloud before the computer can answer (5 sec.).
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sin 0º= 0
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cos 0º=1
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tan 0º=0
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66
sin 30º=1
2
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cos 30º=3
2
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tan 30º=3
3
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sin 45º=2
2
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cos 45º=2
2
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tan 45º=1
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sin 60º=3
2
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cos 60º=1
2
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tan 60º= 3
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sin 90º=1
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cos 90º=0
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tan 90º= .und
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sin 120º=3
2
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cos 120º=1
2
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tan 120º= 3
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sin 135º=2
2
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cos135 º=2
2
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tan 135º= 1
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sin 150º=1
2
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cos 150º=3
2
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tan 150º=3
3
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sin 180º=0
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cos 180º= 1
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tan 180º=0
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sin 210º=1
2
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cos 210º=3
2
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tan 210º=3
3
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sin 225º=2
2
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cos 225º=2
2
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tan 225º=1
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sin 240º=3
2
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cos 240º=1
2
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tan 240º= 3
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sin270º= 1
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cos 270º=0
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tan 270º= .und
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sin 300º=3
2
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cos 300º=1
2
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tan 300º= 3
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sin 315º=2
2
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cos 315º=2
2
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tan 315º= 1
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sin 330º=1
2
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cos 330º=3
2
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tan 330º=3
3
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sin 360º=0
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cos 360º= 1
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5353
tan 360º=0