Thanks for your bug. You can add a corner by middle clicking on a segment of the polygon. Does it fix your issue?
** Changed in: dia (Ubuntu)
Importance: Untriaged => Wishlist
Assignee: (unassigned) => Ubuntu Desktop Bugs
Status: Unconfirmed => Needs Info
--
Cannot change the number of sides in a polygon
https://launchpad.net/bugs/56149
--
ubuntu-bugs mailing list
ubuntu-bugs@lists.ubuntu.com
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
