Concept Of Area

 

The amount of surface enclosed by a closed figure is called Area.

Example:

Find the area of the following shape

 

Solution :

 This figure is made up of line-segments.

It is covered by full squares and half squares.

Number of full squares = 3

Number of  Half squares =  3 = 1( full square) + ½ (half square)

Total area = 4 ½  sq units.