Asked in Math and Arithmetic, Geometry
What 3d shape has 8 faces 19 edges 12 vertices?
According to Euler none; for all 3d shapes: Vertices + Faces = Edges + 2 ⇒ 12 + 8 = 19 + 2 ⇒ 20 = 21 So unless 20 does equal 21, no 3d shape has 8 faces, 19 edges and 12 vertices. Any 3d shape with 8 faces would be an octahedron. ...
Asked in Math and Arithmetic, Algebra, Geometry
What is an 3d shape called if it has irregular faces?
An irregular polyhedron if it has plane faces. If not, then there usually will not be a name for it. ...
Asked in School Subjects, Math and Arithmetic, Geometry
What is a shape called with more than 1 vertex that is a 3d shape?
3d shapes with plane faces are called polyhedra (singular = polyhedron). The minimum number of vertices is 4, there is no maximum. ...