Learners investigate area and perimeter of various shapes. In this area and perimeter of various shapes lesson, students record how area of shapes change when a dimension is doubled, halved, quartered, etc. Learners make scatter plots of radii v. circumference and radii v. area. Students discuss why the graphs have a linear or quadratic shape. Learners make similar graphs for various shapes such as squares and triangles.

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CCSS:
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