Geometry Tools - Extend Curve

You can extend a curve by selecting an vertex on the edge, or an edge.

To open Extend Curve:

In the dialog , select the type you want to extend curve:

1. Select the Stop Condition

2. Select the extension type

a. Extend both ends
b. Extend on end
c. Extend to face
d. Extend to face
e. Extend linearly
f. Extend at trim curve(Same Curve)
g. Curve on surface
h. Extend curve linearly
i. Extend curve linearly at the surface (Extend on face)