Predicting Area and Perimeter
This Predicting Area and Perimeter lesson plan also includes:
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Eighth graders dilate polygons and observe the changes in area and perimeter as the polygon is dilated. They predict the change in the area and perimeter of a polygon given the original size and dilation ratio, and represent it in multiple ways.
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Investigating Scale Factors with the Geometer's Sketchpad
Students use Geometer's Sketchpad to examine the scale factor when in is applied to the length of a figure's sides. They look at how the scale factor affects the side lengths, perimeter, and area of the figure that result. They work with...
7th - 12th Math