Definition of Polyhedron

Polyhedron

Jargon-Free Definition

A solid shape with flat faces.

QCAA/AC9 Definition

A -dimensional figure made up of flat polygonal faces.

Examples of Word Use in School

• Identify the polyhedron.
• Count the faces, edges and vertices.
• Use Euler’s formula on the polyhedron.

Mathematical Definition

A solid bounded by polygonal faces, straight edges and vertices.