# Space Visualization Test on Prism Edges

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When a prism is unfolded into a net, determining the way that the edges are connected requires some spatial thinking. The number in a triangle labels its thick edge. This Demonstration tests your space visualization by asking for the label of the thick edge marked by a red "?".

Contributed by: Izidor Hafner (February 2021)

Open content licensed under CC BY-NC-SA

## Snapshots

## Details

The cube has 11 different nets. Each edge is associated with two faces. The edges are numbered and displayed by triangulating the faces and putting the edge numberings into the adjoining triangles.

## Permanent Citation