If for an acute angle

MATHEMATICS · Single correct · CBSE · Mathematics · Introduction to Trigonometry · Introduction to Trigonometry

Problem

If sin⁡θ=35\sin \theta=\dfrac{3}{5} for an acute angle θ\theta, what is cos⁡θ\cos \theta? (a) 35\dfrac{3}{5} (b) 1625\dfrac{16}{25} (c) 45\dfrac{4}{5} (d) 25\dfrac{2}{5}

Related theory

Browse the problem library