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The term dodecahedron is 2+10 or 12 sided figure.
An octahedron has 12 edges and 8 faces.

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Q: Which shape has 12 edges and each face ia a triangle?
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What shape has 12 edges and is a polyhedron and each face is a triangle?

Octogon


What geometric shape does each face of a pyramid have?

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How many faces does a triangle have?

A triangle has three faces. In geometry, a face refers to a flat surface of a solid shape. Since a triangle is a two-dimensional shape with three sides, it has three faces. Each side of the triangle forms one of its three faces.


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How many vertices faces and edges does a equilateral triangle have?

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