# Current Affairs 2nd Class

## Shapes (2D and 3D)

Category : 2nd Class

Shapes (2D and 3D)

Synopsis

 Do you remember these shapes?

Formation of figures (2 - Dimensional):

 This figure is made up of only straight lines. It has 5 straight lines. This figure is made up of only curved lines. It has 8 curved lines. This figure is made up of straight lines and curved lines. It has 3 straight lines and 3 curved liens.

Formation of figures (3 - Dimensional):

 This parcel is made up of only flat surfaces. It has 6 flat surfaces. Some of them are hidden behind from our view. The ball is made up of only curved surfaces. It has 1 curved surface. The tin with lid is made up of flat surfaces and curved surface. It has 2 flat surfaces and 1 curved surface.

2 - Dimensional Shapes:

This pizza is cut into 2 halves. Each part is  $\frac{1}{2}$ of a circle and is 2 called a semicircle.

This pizza is cut into 4 equal parts. Each part is $\frac{1}{4}$ of a circle and is called a quarter circle or a quadrant.

Making Shapes:

3 - Dimensional Shapes:

Here are some objects.

Cylinder     Cube   Cone    Cuboid

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