Curve Circle

You can create circle by several construction types. Click View, Geom Curve to toggle the display of individual curve.

To create a circle:

In the dialog , select the type of you want to create the circle:

a. Select a vertex and an edge. The vertex is one end of the edge. The circle's center will locate at the vertex and the normal of the circle's plane is the tangent of the vertex on the edge

b. Select a vertex and an edge. The vertex is not on the edge. The circle's center will locate at the vertex and the normal of the circle's plane is the tangent of the vertex projected on the edge
c. Result of check "Roate" option.