Conversion of angular units
$$
\begin{array}{|c|c|c|}
\hline
^\circ & \rm{rad} & ^\rm{g} \\
\hline
0^\circ & 0 & 0^\rm{g} \\
\hline
90^\circ & \frac{\pi}{2} & 100^\rm{g} \\
\hline
180^\circ & \pi & 200^\rm{g} \\
\hline
270^\circ & \frac{3\pi}{2} & 300^\rm{g} \\
\hline
360^\circ & 2\pi & 400^\rm{g} \\
\hline
\end{array}
$$
$$
\begin{array}{|c|c|c|}
\hline
^\circ & ' & '' \\
\hline
1 & 60 & 3,600 \\
\hline
\frac{1}{60} & 1 & 60 \\
\hline
\frac{1}{3,600} & \frac{1}{60} & 1 \\
\hline
\end{array}
$$
