Right Triangles and Trigonometry

SAT Math· difficulty 3/5

What is sin(π6)\sin\left(\frac{\pi}{6}\right)?

  • A

    12\frac{1}{2}

    check_circle
  • B

    32\frac{\sqrt{3}}{2}

  • C

    22\frac{\sqrt{2}}{2}

  • D

    11

Explanation

π6=30°\frac{\pi}{6}=30°, so sinπ6=12\sin\frac{\pi}{6}=\frac{1}{2}.

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