Creative Commons Attribution-Share Alike 4.0 truetrue English Concave isotoxal decagon Wikimedia username: Tomruen URL: https://commons.wikimedia.org/wiki/user:Tomruen...
Attribution-Share Alike 4.0 truetrue English Intersecting isotoxal decagon, 2 winds, concave inner angles author name string: Tomruen Wikimedia username:...