1.4.6 - Extend Objects

This command allows you to extend an end of an object to the boundary edge(s) defined by other objects. In order to successfully complete this command, you have to select the boundary edges first, press [Enter], and then select the ends of the objects you want to extend.
In this example, you extend the line (AB) to the line (P₁P₂)_, as shown in Fig. 1.4.6.2:

Begin the Extend command via Toolbar icon.

• On Ribbon ► Click Home tab►Modify panel ►click Extend icon (Fig.1.4.6.1) .

Fig.1.4.6.1 - Ribbon - Extend tool

• CommandLine prompt says:Extend Select object or <select all>: Using the mouse select line (P1P2) as boundary edge, and then press ENTER.
• CommandLine prompt says::Extend [Fence Crossing Project Edge Undo]: select the line (AB) and press Enter, the line will be extended up to the boundary edge (P_1P2) that you want to trim.
• Remember two things to avoid mistakes: Pick the boundary edges first, and then select the ends of the objects you want to extend.

Fig.1.4.6.2 - Extend a Line

Fig.1.4.6.3 - Extended Line

You have extended the (AB) to line (P₁P₂) as shown in Fig.1.4.6.3.