Visualising Solid Shapes
Category : 7th Class
Visualising Solid Shapes
(i) Square
It has four sides and four corners.
All its sides are of the same length.
(ii) Rectangle
It has four sides and four corners.
The opposite sides of a rectangle are of the same length.
(iii) Triangle
It has three sides and three vertices.
(iv) Cuboid
It has 6 flat faces, 12 straight edges and 8 vertices.
(v) Cube
(vi) Cylinder
It has 3 faces
\[\to\]
1 curved face and 2 flat faces.
It has 2 curved edges.
(vii) Cone
It has 2 faces
\[\to\]
1 curved face and
It has 1 curved edge.
S.NO. 
Name of figure 
Figure 
Description 
Components 
1. 
Triangular Prism 

A Triangular resembles a kaleidoscope. 
Faces: 5 Edges: 9 Vertices: 6 
2. 
Triangular Pyramid or Tetra hedron 

It has a triangular base.

Faces: 4 Edges: 6 Vertices: 4 
3. 
Square Pyramid 

It has a Square as its 
Faces: 5 Edges: 8 Vertices: 5 
4. 
Sphere 

NO Flat face. It has only a spherical face. 
Faces: 1 Edges: 0 Vertices: 0 
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