reference a figure in latex code example

Example 1: figure reference latex

\ref{marker}
This prints the number assigned to the object labeled by marker

Example 2: latex figure

\usepackage{graphicx}
% inside document:

\begin{figure}
	\centering
	\includegraphics[scale=1]{name_of_file_inside_directory}
	\caption{Your caption}
	\label{given_label_that_used_to_reference_figure_in_the_future}
\end{figure}

% use float option [H] after {figure} to place figure exactly as positioned in LeTeX code
% preferably place file of image inside directory of tex file