We name the shape the num. Its base is a rectangle or a square and the other 4 faces are triangles. Kate S Kindergarten Shape Anchor Chart Kindergarten Anchor Charts Anchor Charts A regular star pentagon 52 has five corner vertices and intersecting edges while concave decagon 52 has ten edges and two sets of five vertices. . Rectangular Prism Properties Six faces eight vertices and twelve edges make up a rectangular prism. How many vertices does a triangle have. A face is a single flat surface. Here there are two vertices on the top two on the bottom two on each side and four in the middle. The plural of vertex is vertices. Let us look more closely at each of those. Shapes and their attributes. A regular dodecahedron or pentagonal dodecahedron is a dodecahedron that is regular which is composed of 12 regular pentagonal faces three meeting at each vertex. How many faces does diamond shape have. ...