Theory:

In our day - to - day life under different situations, we deal with shapes, boundaries and surfaces.
 
shutterstock_424756768.jpg
 
Sam wants to cover the wall with wallpaper. Before buying the wallpaper, he must know the amount of wallpaper required to cover the wall. To calculate the amount of wallpaper, he must know the measurements of the length and breadth of the wall. This amount of wallpaper that covers the wall is called an area.
The region enclosed by the closed figure is called as the area.
Example:
1. To calculate the amount of carpet needed to cover the floor.
 
2. The amount of gift paper required to wrap the present.
 
3. To calculate the region painted in the wall with the help of given quantity of paint.
All these examples comes under the concept of area.