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Sphere hemisphere

 It does not have any edge or vertex.  When a sphere is cut into halves, each part
 It has a curved face. is a hemisphere. Edge Plane face
 It has two faces (one plane
 Example: Football. and other curved).
 It has one curved edge. Curved face
 Example: Bowl.

difference between a cube and a cuboid

 In a cuboid, the opposite rectangular faces are of the same shape and size, whereas
in a cube, all square faces are of the same shape and size.

 In a cube, all the edges are equal, whereas in a cuboid, the edges can be of different sizes.

Quick Check
Identify the solid shapes that you see in each of the following objects:

1. 2. 3. 4.

_______________ _______________ _______________ _______________

ViewS

When an object is viewed from different positions, it may look differently.

Following are the different views of a table and a water bottle.

Front view Side view Top view activity

Draw the top view,
front view and side
view of the object
given here.

Front view Side view Top view

teacher’s Tell the students about the difference between 2D and 3D shapes with the help of different kinds of 2D or 3D
tip shaped objects.

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