Congruent(≅) symbol in LaTeX

Symbol/Unicode Congruent/U+2245
Type of symbol Mathematics
Package (requirement) No
Argument No
Latex command \cong
Example \cong → ≅

In mathematical geometry, congruent symbols are used to compare two triangles. You need to use \cong command for this symbol in latex.

\documentclass{article}
\begin{document}
   $$ \triangle\mathrm{ABC}\cong\triangle\mathrm{PQR} $$
   $$ \overline{\mathrm{BC}}\cong\overline{\mathrm{QR}} $$
   $$ \angle\mathrm{BCA}\cong\angle\mathrm{RQP} $$
\end{document}

Output :

Use of congruent symbol output.

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