Page 205 - ICSE Math 8
P. 205

5.  Which of the following are not polyhedrons? And why?









                            (a)                  (b)                 (c)                 (d)                 (e)
                      6.  Tick () the prisms and cross () the pyramids.



















                    Views of 3D Shapes

                    A 3D object can look different from different positions. A view of a 3D shape is everything you see about the
                    shape from different perspectives or position of looking. The different views are:
                    ∑  front view or elevation          ∑  top view or plan          ∑  side view
                    The front, side and top views of some common 3D objects are shown below.


                                          Top





                                                  Side

                                                              Front view      Side view          Top view

                                     Front
                                       Top




                                                    Side
                                                                  Front view     Side view      Top view

                                 Front

                                           Top





                             Front
                                                    Side
                                                               Front view        Side view         Top view


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