\documentclass[border=10pt]{standalone}
\usepackage[inline]{asymptote}
\begin{document}
\begin{asy}
settings.render=0;
unitsize(1cm);
import three;
draw(Label("$x$",EndPoint,align=SW),O--2.5X,Arrow3);
draw(Label("$y$",EndPoint),O--4Y,Arrow3);
draw(Label("$z$",EndPoint),O--3Z,Arrow3);
triple A=(1,sqrt(3),0), B=2Z;
path3 p=plane(A,B);
draw(surface(p),magenta+opacity(.2));
draw(p,magenta+.6pt);
label("$x\sqrt{3} -y =0$",A+B,NE,magenta);
draw(Label(scale(.6)*"$1$",EndPoint,align=NW,black),A--(A.x,0,0),gray+dashed);
draw(Label(scale(.6)*"$\sqrt{3}$",EndPoint,align=.4dir(60),black),A--(0,A.y,0),gray+dashed);
\end{asy}
\end{document}
Source: TeX.SE
Author: Black Mild (License)