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Trigonometry · Unit-Circle

Evaluate sin(5*pi/6)

\sin{\left(\frac{5 \cdot \pi}{6} \right)}

Step by step

  1. \sin{\left(5 \pi \frac{1}{6} \right)} = \frac{1}{2}

    Exact value from the unit circle: sin(5·π·(1/6)) = 1/2.

Reveal the answer
\frac{1}{2}