Disphenoid

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

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What Wikipedia says

In geometry, a disphenoid (from Greek sphenoeides 'wedgelike') is a tetrahedron whose four faces are congruent acute-angled triangles. It can also be described as a tetrahedron in which every two edges that are opposite each other have equal lengths.

Excerpt from the Wikipedia article “Disphenoid”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Tomruen at English Wikipedia, Public domain, via Wikimedia Commons.