Find the value of each expression.

MATHEMATICS · Multi-part · A Level · Mathematics · Trigonometry · Trigonometry

Problem

Find the value of each expression. (i) sin⁡22∘30′\sin 22^\circ30' (ii) cos⁡22∘30′\cos 22^\circ30' (iii) tan⁡22∘30′\tan 22^\circ30'

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