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Recognize area as additive; find area of figures by decomposing them (3.MD.C.7d)

Recognize area as additive. Find areas of rectilinear figures by decomposing them into non-overlapping rectangles and adding the areas of the non-overlapping parts, applying this technique to solve real world problems.


  • Find area by using multiplication

    In this lesson, you will learn how to find the area of a complex shape by using multiplication.

Building Block Standards