The student will determine the area of an irregular shape by counting the number of smaller squares that make up the shape. Some shapes my have triangular areas that require counting half squares as well.

A rectangle A composite of two rectangles. A composite of one rectangle and one triangle. A rectangle with one corner cut off. A composite of two rectangles with one corner cut off. A rectangle with a rectangular hole in it. A composite of two rectangles with a rectangular hole. A rectangle with a triangular hole in it.

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