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Grade 4 - Shape and Space
Standard 4.SS.3 - Compare two figures and find which has the greater perimeter or area.
Demonstrate an understanding of area of regular and irregular 2-D shapes by: • recognizing that area is measured in square units • selecting and justifying referents for the units cm² or m² • estimating area by using referents for cm² or m² • determining and recording area (cm² or m²) • constructing different rectangles for a given area (cm² or m²) in order to demonstrate that many different rectangles may have the same area.