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Trigonometry
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Revision as of 17:21, June 28, 2015
234 bytes added
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17:21, June 28, 2015
Add formulas
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Line 7:
*CAH: Cosine = adjacent over hypotenuse
*CAH: Cosine = adjacent over hypotenuse
*TOA: Tangent = opposite over adjacent
*TOA: Tangent = opposite over adjacent
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==Formulas==
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Complementary formulas:
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:<math>\sin(90^\circ-\alpha) \, = \, \cos\alpha</math>
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:<math>\cos(90^\circ-\alpha) \, = \, \sin\alpha</math>
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Pythagorean trigonometric identity:
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:<math>\sin^2\alpha + \cos^2\alpha \, = 1</math>
==External links==
==External links==
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