AMC 8 2012 Problem 5

In the diagram, all angles are right angles and the lengths of the sides are given in centimeters. Note the diagram is not drawn to scale. What is , $X$ in centimeters?

$\textbf{(A)}\hspace{.05in}1 \textbf{(B)}\hspace{.05in}2 \textbf{(C)}\hspace{.05in}3 \textbf{(D)}\hspace{.05in}4 \textbf{(E)}\hspace{.05in}5$