Which of these solids is NOT one of the five regular solids credited to Pythagoras?
Dodecahedron
Icosahedron
Octahedron
Triangular prism
Answer
Pythagoras was credited with the discovery of the five regular solids: tetrahedron, cube, octahedron, dodecahedron, and icosahedron. The triangular prism is not one of these five solids.
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