6 × 3 = 18. A hexagonal prism has 18 edges. Image caption, The vertices of a prism are at each end of the 3D shape. The number of vertices is twice the number of vertices of an end face.
3D Systems (NYSE:DDD) has announced the sale of its Geomagic® software portfolio to Hexagon's Manufacturing Intelligence Division for $123 million.Upon closing the divestiture, 3D Systems will ...