To connect two forms as a T form

Select (Connect Forms).
Click Connect Two Forms as T icon.
Select the first linear or arc form. The end point of the form closest to the data point extends or shortens to the intersection with the second form.
Select the second linear or arc form. The connection highlights.

Accept or reject the connection.

Example 1: Original forms.	Example 1: The first form is extended to the second form.
Example 2: Original forms.	Example 2: Extension, and automatic trim of the first form only to the intersecting point with the second form.