tetrahedron

Noun

A solid shape with four triangular faces.

ریشه

Derived from the Greek words 'tetra' meaning 'four' and 'hedra' meaning 'base' or 'seat'.

مثال

• A pyramid is a type of tetrahedron.
• The tetrahedron is the simplest of all the ordinary convex polyhedra.
• The tetrahedron has four faces, six edges, and four vertices.

ترکیب‌های رایج

Regular tetrahedron Tetrahedron shape Tetrahedron structure