答案1
我解决了decorate
\documentclass[margin=5pt, tikz]{standalone}
\usepackage{tikz}
\usetikzlibrary {decorations.pathmorphing}
\begin{document}
\begin{tikzpicture}[
curvy/.style={
rounded corners=1pt,
% 1. version
fill, decorate, decoration={zigzag, segment length=6mm, amplitude=0.75mm},
% 2. version
%fill, decorate, decoration={random steps, segment length=4mm, amplitude=3mm},
},
]
\filldraw[fill=cyan] (0,0) to (250:2) arc (250:250+44:2) decorate[curvy] {--(0,0)};
\end{tikzpicture}
\end{document}