Page 65 - Concepts of Reasoning-8
P. 65

Worksheet-13.2





                               Polyhedrons and Non-polyhedrons, Convex and Non-convex
                                    Polyhedrons and Regular and Irregular Polyhedrons


            1.  Write  whether  each  of  the  following  solids  is  a  polyhedron  or  a  non-polyhedron  in  the  box
                 provided. One has been done for you :
                                                a.                       b.                       c.







                          non-polyhedron

                      d.                        e.                       f.                       g.











            2.  Draw a rough sketch to represent each of the following :

                 a.  A polyhedron                                        b.  A non polyhedron

















                 c.   A regular polyhedron                               d.  A convex polyhedron




















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