# How do you find the value of arcsin(cos(pi/3))?

${\sin}^{-} 1 \left(c i s \left(\frac{\pi}{3}\right)\right) = {\sin}^{-} 1 \left(\frac{1}{2}\right) = {\sin}^{-} 1 \left(\sin \left(\frac{\pi}{6}\right)\right) = \frac{\pi}{6}$