% -*- coding:utf-8; mode:latex; -*- %

\begin{tikzpicture}[scale = 0.5]

  \path[use as bounding box] (-4.5, -4.5) rectangle (4.5, 4.5);

  \node[Vertex] (v) at (0, 0) {$v$};
  \node[Vertex] (u1) at (  0:4) {$u_1$};
  \node[Vertex] (u2) at ( 90:4) {$u_2$};
  \node[Vertex] (u3) at (180:4) {$u_3$};
  \node[Vertex] (u4) at (270:4) {$u_4$};

  \draw[edge] (v)  -- (u1);
  \draw[edge] (v)  -- (u2);
  \draw[edge] (v)  -- (u3);
  \draw[edge] (v) -- (u4);

\end{tikzpicture}
