Let . Answer the following without using a…

MATHEMATICS · Multi-part · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

Let

\theta=\dfrac{7\pi}{12}

. Answer the following without using a calculator. (i) Express

\theta

in degrees. (ii) Find the exact value of

\sin\theta

. (iii) Find the exact value of

\cos\theta

.\

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