Unit 12 Pyramids and Prisms

Square Prism

Square bases. 6 faces, 8 edges, and 12 vertices.

Triangular Prism

Triangular bases. 5 faces, 9 edges, and 6 vertices.

Triangular Pyramid

A pyramid in which all 4 faces are triangles, 6 edges, 4 vertices, and 1 vertex at the top.

Hexagonal Pyramid

A pyramid with a hexagon base. 6 triangular faces and 1 hexagon face; 12 edges, 7 vertices, and 1 vertex at the top.

Pentagonal Pyramid

A pyramid with a pentagon base. 5 triangular faces and 1 hexagon face; 15 edges, 10 vertices, and 1 vertex at the top.

Square Pyramid

A pyramid with a square base, 4 triangular faces and 1 square face; 8 edges, 5 vertices, and 1 vertex at the top.

Hexagonal Prism

Hexagon base. 8 faces, 18 edges, and 12 vertices.

Pentagonal Prism

Pentagon base. 7 faces, 15 edges, and 10 vertices.