Finding the Area of a Rectangle or Square: Counting Square Units

This lesson teaches how to find the area of a square or rectangle by counting square units. It explains the concept of area as the space within a shape, differentiates it from perimeter, and demonstrates how to use square tiles to measure area. An example is provided where the area of a rectangle is calculated by counting the number of square tiles that fit inside it, emphasizing that each tile represents one square unit.

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