MathematicsTrigonometryWAEC
If tan θ = 3/4 and θ is acute, find cos θ.
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Answer: D. 4/5
With opposite 3 and adjacent 4 the hypotenuse is 5, so cos θ = 4/5.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.