答案1
答案2
另一种方法是使用箭头不延伸的箭头。
\documentclass{article}
\usepackage{tikz}
\usetikzlibrary{shapes.arrows}
\begin{document}
\begin{tikzpicture}
\node[shape=single arrow,
single arrow head extend=0pt,
single arrow tip angle=120,
fill=gray,text=white,inner sep=8mm]{Security building};
\end{tikzpicture}
\end{document}