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<a accesskey="3" href="page.php?w=2D_geometric_model&amp;p=2">3.Next</a>
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<p>A <b>2D geometric model</b> is a <a href="page.php?w=geometric_model">geometric model</a> of an object as a <a href="page.php?w=two-dimensional_figure">two-dimensional figure</a>, usually on the <a href="page.php?w=Euclidean_plane">Euclidean</a> or <a href="page.php?w=Cartesian_plane">Cartesian plane</a>.</p>

<p>Even though all material objects are three-dimensional, a 2D geometric model is often adequate for certain flat objects, such as paper cut-outs and machine parts made of <a href="page.php?w=sheet_metal">sheet metal</a>. Other examples</p><p>
<a accesskey="3" href="page.php?w=2D_geometric_model&amp;p=2">3.Next</a>
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