Getting started > Selecting objects > Selecting edges
Select tangent continuous edges
To select polygon edges using the Tangent Continuous Edges selection method:
On the scene toolbar, from the Method list, select Tangent Continuous Edges.The Type Filter is automatically set to Polygon Edge.
(Optional) Click Smart Selector Options to specify the Tangent Angle Tolerance value.
Select an edge. At each vertex of the edge you select, the software calculates the tangent vector for all edges that share that vertex. The adjacent edges are considered tangent-continuous if the angle between their tangent vectors is less than the specified Tangent Angle Tolerance.
In the following example, the angle between the tangent vectors for edges and is 46 degrees.
With the default Tangent Angle Tolerance of 2 degrees, when you select edge , only that edge is selected.
However, when you change the Tangent Angle Tolerance to 47 degrees, all edges are selected except for the edge that is adjacent to the 87-degree angle at .
Select tangent continuous edges, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/id1125126 · retrieved 2026-07-17