Make 3D Solid Shapes - Elongated Pentagonal Pyramid / Удлинённая пятиугольная пирамида (J9)

Welcome to the ART KOSEKOMA Website Make a Three-Dimensional Figures and Their Nets with KOSEKOMA Делаем объемные фигуры и их развертки вместе с KOSEKOMA Elongated pentagonal pyramid (Johnson Solid J9) Удлинённая пятиугольная пирамида (Многогранник Джонсона J9) ------ А Johnson solid is a strictly convex polyhedron, each face of which is a regular polygon, but which is not uniform, i.e., not a Platonic solid, Archimedean solid, prism o