\begin{minipage}[c]{0.49\textwidth}
\begin{flushleft}
\begin{tikzpicture}[scale=1.5]%,cap=round,>=latex]

  \draw (0,1) rectangle (4,2);
  \filldraw[fill=white] (1,0) rectangle (3,4);
  \filldraw[fill=white] (0,2) rectangle (4,3);
  
\end{tikzpicture}
TOP
\end{flushleft}
\end{minipage}
\vfill

\begin{minipage}[c]{0.49\textwidth}
\begin{flushleft}
\begin{tikzpicture}[scale=1.5]%,cap=round,>=latex]

  \draw (0,0) rectangle (1,4);
  \draw (3,0) rectangle (4,4);
  \draw (1.5,0) rectangle (2.5,2);
  \draw (1,2) rectangle (3,3);
  \draw (0,4) rectangle (4,6);
  
\end{tikzpicture}
FRONT

\end{flushleft}
\end{minipage}%
\begin{minipage}[c]{0.5\textwidth} 
\flushright
\begin{center}
\begin{tikzpicture}[scale=1.5]%,cap=round,>=latex]

  \draw (0,0) rectangle (4,2);
  \draw (0,2) rectangle (4,3);
  \filldraw[fill=white] (1,0) rectangle (3,4);
  \draw (2,4) rectangle (3,6);

\end{tikzpicture}
RIGHT

\end{center}
\end{minipage}

\vfill
