A heptagon in Euclidean Room is not able to make uniform tilings together with other polygons, similar to the typical pentagon. Even so, it is one of fourteen polygons that could fill a plane-vertex tiling, in its case only together with a daily triangle and also a 42-sided polygon (three. https://7-day-pill-organizers01110.ampedpages.com/not-known-facts-about-7-day-pill-organizers-64703420