How to extend the length of the arrow without altering its edges

[RickTaylor]

I'd like to learn how to extend the length of the arrow without altering its edges, preserving both the angle and the original length.

[Yacine]

Please post a sketch of what you want.

[RudySchneider]

Here's something that might meet your needs.  You can right-click on the shape to "configure" the arrow dimensions or if you want a single arrow or arrows in both directions, and you can click-and-drag the ends to extend the length of the without affecting the basic shape of the arrow(s).

[wapperdude]

This topic discusses stretching shapes and controlling that behavior.  It uses the 2D arrow shape as example
https://learn.microsoft.com/en-us/previous-versions/office/developer/office-xp/aa200966(v=office.10)

[Yacine]

still difficult because:
I'd like to learn how to extend the length of the arrow without altering its edges, preserving both the angle and the original length.

[vojo]

the arrow shape in the basic shapes stencil does this, use it as a reference "how to"