Wednesday, 15 May 2013

3D Shapes



My shape is ...
A pentagonal prism
It has

7: Faces
15:Edge
10:Corners  (vertices)




Mrs Roils Formula

Faces + Corners ( vertices ) -2 = Edges

Example  7 faces + 10 corners =-2=15 and  I have 15 Edges


 My buddy shape is...
 A Cube
 It has

6: Faces
8: Corners (vertices)
12 : Edges

Mrs Roils Formula

Faces + Corners ( vertices ) -2 = Edges

Example 6 Faces+ 8 Corners -2= 12 and my buddy has 12 Edges







2 comments:

  1. Wow Bree cool shape it looks like Mrs Roils Formula works.

    ReplyDelete
  2. Wow cool shape that is a really great pentagonal prism and is awesome that your shape has 7:Faces 15:edges
    10:Corners (Vertices) and that looks great keep the good work up.

    ReplyDelete

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