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  • The region enclosed by a closed figure is called its area.

  • Units of area are square cm, square m etc.
  • The concept of area is widely used in our daily life. For example, to find the area of the carpet required to cover the floor, etc.
  • We can estimate the area of a surface by drawing it on a square graph paper, where every square measures 1 cm × 1 cm. For this, we have to adopt the following conventions.
    • The area of 1 full square is taken as 1 square unit.
    • The area …

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