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Polyhedra
Term | Definition |
---|---|
Polyhedron | A 3-D shape that consists of flat faces and straight edges. 'Poly' means many, and 'hedron' means faces. |
Polyhedra | The plural of polyhedron. |
Face (Polyhedron) | The flat polygonal surfaces of a polyhedron. |
Edge (Polyhedron) | The segment where two faces intersect. |
Vertex (Polyhedron) | A point of intersection where at least three edges meet. |
Tetrahedrons | A polyhedron that consists of four faces |
Pentahedrons | A polyhedron that consists of five faces. |
Regular Polyhedron | A polyhedron of which has polygonal faces and every face is identical to each other. |
Regular Polyhedra | The plural of a regular polyhedron. |
Prism | A 3-D shape with a base on the top and bottom of it and the bases are connected with rectangles. |
Pyramid | A 3-D shape with a single base and is connected to a vertex on the top by triangles. |
Cylinder | A 3-D shape similar to a prism but has circular bases and the bases are connected with a single face. |