What is the default size for graphs? And how is it adjusted?
Code: Select all
\documentclass[12pt,letterpaper]{article}
\usepackage{tikz}
\begin{document}
\begin{tikzpicture}
\draw[help lines] (-1,-1) grid (4,4);
\draw (0,0)--(3,4)--(4,-1)--(-1,-0.4);
\draw (0,0)--(2,4);
\end{tikzpicture}
\end{document}