Question

Convert $\pi /6$ rad to degrees.

Answer 1

As we know $\pi$ rad is equal to ${180}^{\circ }$, hence,
$1rad=\frac{180}{\pi }degree$
$\Rightarrow \frac{\pi }{6}rad=\frac{\pi }{6}\times \frac{180}{\pi }={30}^{\circ }$.