tetrahedron orientation -12
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,-2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -11
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,-2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -10
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,-2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -9
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,-2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -8
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,-2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -7
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,-2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -6
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,-2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -5
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,-2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -4
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,-2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -3
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,-2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -2
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,-2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation -1
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,-2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 0
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,-2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 1
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,-2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 2
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,-2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 3
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,-2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 4
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,-2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 5
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,-2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 6
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,-2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 7
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,-2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 8
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,-2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,-2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 9
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,-2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 10
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,-2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (-2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (2.,-2.,2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}
tetrahedron orientation 11
\documentclass[tikz]{standalone}

\usepackage{pgflibraryshapes}
\usetikzlibrary{backgrounds}
\usetikzlibrary{arrows}
\begin{document}
\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont]
\path (-1.,-1.,1.) node(4_0) [draw,shape=circle,color=gray] {4};
\path (-2.,2.,2.) node(5_0) [draw,shape=circle,color=gray] {5};
\path (-2.,-2.,2.) node(6_0) [draw,shape=circle,color=gray] {6};
\path (2.,-2.,2.) node(7_0) [draw,shape=circle,color=gray] {7};
\path (-2.,-2.,-2.) node(8_0) [draw,shape=circle,color=gray] {8};
\draw[color=gray] (6_0) -- (4_0);
\draw[color=gray] (8_0) -- (4_0);
\draw[color=gray] (7_0) -- (4_0);
\draw[color=gray] (5_0) -- (4_0);
\draw[color=gray] (5_0) -- (6_0);
\draw[color=gray] (6_0) -- (7_0);
\draw[color=gray] (7_0) -- (5_0);
\draw[color=gray] (5_0) -- (8_0);
\draw[color=gray] (8_0) -- (6_0);
\draw[color=gray] (7_0) -- (8_0);
\path (-0.75,-1.75,0.75) node(0_0) [] {};
\path (-1.75,-0.75,0.75) node(1_0) [] {};
\path (-0.75,-0.75,1.75) node(2_0) [] {};
\path (-0.75,-0.75,0.75) node(3_0) [] {};
\end{tikzpicture}
\end{document}