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		\node [style=none] (7) at (6.5, -0.5) {\huge$h$};
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		\node [style=none] (12) at (8, -0.25) {\Large$x$};
		\node [style=none] (13) at (0.5, 4) {\Large$y$};
		\node [style=none] (14) at (2, .5) {\Large$\frac{\theta}{2}$};
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