iii) (cose-sin
as a cosine of an angle.
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Dear what to do
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Step-by-step explanation:
Sine, Cosine and Tangent (often shortened to sin, cos and tan) are each a ratio of sides of a right angled triangle: sin=opposite/hypotenuse
Sin(35°): = OppositeHypotenuse
Cos(35°): = AdjacentHypotenuse
Tan(35°): = OppositeAdjacent
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