Forums Main Page › Forums Main Page › Geometry › Polygons › Classifying Polygons › Angle measures in polygons ppt
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Powerpoint lesson on finding the sum of the measures of interior and exterior angles in polygons (n-2)180.
Slide 5 illustrates a rare case of the Canadian dollar, which is a coin shaped as a regular 11-gon, one of the few (if only) case in real life where you’ll ever see an 11-gon.
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