Answer to Question #135591 in Geometry for Dina

Question

Name and define the five Platonic solids and their characteristics.

Answer 1

1. Tetrahedron has four triangular faces. It has 4 vertices with three triangular faces meeting.

2. Cube has six square faces. It has 8 vertices with three square faces meeting.

3. Octahedron has eight triangular faces. It has 6 vertices with four triangular faces meeting.

4. Dodecahedron has 12 pentagonal faces. It has 20 vertices with three pentagonal faces meeting.

5. Icosahedron has 20 triangular faces. It has 12 vertices with five triangular faces meeting.