A heptagon in Euclidean Room is unable to deliver uniform tilings along with other polygons, similar to the standard pentagon. Nonetheless, it is among fourteen polygons that could fill a airplane-vertex tiling, in its scenario only together with an everyday triangle and also a 42-sided polygon (3. The Jade Emperor https://senioraidtools.com/10-easy-mobility-exercises-for-seniors-to-stay-active-and-independent/