If and lies in the second quadrant

MATHEMATICS · Single correct · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

If sin⁡θ=35\sin\theta=\dfrac{3}{5} and θ\theta lies in the second quadrant, find cos⁡θ\cos\theta. (a) −1625-\dfrac{16}{25} (b) 45\dfrac{4}{5} (c) −45-\dfrac{4}{5} (d) −35-\dfrac{3}{5}

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