Metal Phobia. The construction of automobiles, skyscrapers, food storage cans, cookware, plumbing pipes, and bicycles have one element in common â metal. With this product medals can be made, swords forged and yet something as simple as a zipper can be fashioned. Every day we use products that are made from or include metal.
Triangular pyramids have a triangle as a base and the three sides are triangles. They have four vertices, four faces, and six edges, and are also tetrahedrons. Pentagonal pyramids have a pentagon (five sides) as a base, five triangles, six faces, six vertices, and 10 edges.
Triangular Rectangular Pentagonal Triangular Rectangular Pentagonal. Faces 56 7Faces 45 6. Edges 912 15Edges 68 10. Vertices 68 10Vertices 45 6. 1. Describe the pattern in the faces, edges, and vertices of the prisms. 2. Describe the pattern in the faces, edges, and vertices of the pyramids.