Math  /  Trigonometry

QuestionFind cosθ\cos \theta if sinθ=45\sin \theta=\frac{4}{5} and θ\theta is in quadrant I.

Studdy Solution
Calculate the square root of 925\frac{9}{25}.
cosθ=35\cos \theta = \frac{3}{5}So, the exact value of cosθ\cos \theta is 35\frac{3}{5}.

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