Ross, W. W. Description This is one of a series of models illustrating the volume of solids designed by William Wallace Ross, a school superintendent and mathematics teacher in Fremont, Ohio. The ...

The unpainted wooden model is a triangular prism with three rectangular sides and a triangular base and top. It separates into three pyramids of equal volume; two of these are identical.

“Bille” is the first-ever monostable tetrahedron, or a pyramid-like shape with four triangular faces that has one stable ...

A Si triangular pyramidal structure was proposed to produce a sharp needle tip for MEMS applications. It has the advantage that it can always become sharp because the vertex of a triangular pyramid ...

To find the volume of the main basket, we first used the tallest and longest dimensions of the cart to find the volume of a cube. We then used the shorter dimensions we collected to calculate the ...

The importance of foveal repair of the triangular fibrocartilage complex (TFCC) on stability of the distal radioulnar joint (DRUJ) has been emphasized with increasing knowledge of the anatomy and ...