答案1
接近你的形状是chamfered rectangle
:
\documentclass[tikz,
border=3mm]{standalone}
\usetikzlibrary{shapes.misc}
\begin{document}
\begin{tikzpicture}[
every node/.style = {chamfered rectangle, minimum width=22mm, minimum height=11mm, draw}
]
\node[chamfered rectangle corners=north west] {};
\end{tikzpicture}
\end{document}
ll 选项的描述在 TikZ/PGF 手册的第节中描述67.8 杂项形状,第 733 页。