\documentclass{article}

\usepackage{amsmath}
\usepackage{xepersian}
\setdigitfont{Yas}
\settextfont{Yas}

\begin{document}

\begin{center}
بسم الله الرحمن الرحیم
\end{center}



\begin{tabular}{|c|c|}
	
	\hline \\
 \begin{equation*}
$ a +  A' = \pi \ ,\ b +  B' = \pi \ ,\  c + C' = \pi $
 \end{equation*}
	\\\\
	
	\\\\
	\hline
\end{tabular}

 
 


\end{document}