A hexagon equally divided into six triangles is one example. The gestalt principles of perception of two dimensional triangles rather than sides of a three dimensional triangles

KOPFERMANN CUBES: "Kopfermann Cubes are line drawings of cubes that are perceived as two dimensional figures."
Cite this page: N., Pam M.S., "KOPFERMANN CUBES," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/kopfermann-cubes/ (accessed May 10, 2021).