triangle pies

have you ever eaten pie. what shape was the whole  pie. pices are almost always circles. That's  because they bake  in circular pans. but some funny cooks decided to bake triangle pies. That way they could  stick  them together  in a very special shape. It has  20 triangular sides and it's  called an (icosahedrons ) but  they call it a pie coshaedron . Look around the room. Do  you see more things shaped  like circles  or like triangle different   for everyone  but  most will see more circles then triangles  How many triangle pies come together at one corner of  the big shape (there's  a corner pointing  forward and slightly to or left when we look at it 5 triangle  pies.  If you stick 2 triangles next to each other flat  on the  table so their edges touch  what shape do they make together  a 4 sided diamond shape  (called a  parallelogram).call book minimath