How to check if a SOLIDWORKS Face is Planar / Flat

Article by Alin Vargatu, CSWE updated July 26, 2010


How can you check for a SOLIDWORKS Planar Face with one mouse click? Just select a face in the graphic area and see if the Insert Sketch icon appears in the shortcut selection menu (fig. 1).

Fig 1: Insert Sketch button

Fig 1: Insert Sketch button

If the shortcut menu appears with the Insert Sketch button available, the face is planar (fig. 2).


Fig 2: Face is Planar

If you do not see the Insert Sketch icon, the surface is not planar (fig. 3)


Fig 3: Face is NOT Planar

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Alin Vargatu, CSWE

Alin is a SOLIDWORKS Elite Applications Engineer and an avid contributor to the SOLIDWORKS Community. Alin has presented multiple times at SOLIDWORKS World, Technical Summits, and User Group Meetings, while being very active on the SOLIDWORKS Forum.