The realized object consists of six identical triangular pyramids joined together by hinges like those of a revolving door. When the two ends of this chain of pyramids are linked, the angle ...

Polyhedron Model by Martin Berman, Elongated Triangular Pyramid CC0 Usage Conditions Apply Click for more information. Click to view download files. Click to view IIIF info. This media is in the ...

Object Details maker Ross, ... The unpainted wooden model of the frustum of a triangular pyramid has three trapezoidal sides and a triangular top and base. It is dissected into three pieces. A paper ...

The realized object consists of six identical triangular pyramids joined together by hinges like those of a revolving door. When the two ends of this chain of pyramids are linked, the angle ...