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Math Example--Polygons--Polygon Classification: Example 11

Math Example--Polygons--Polygon Classification: Example 11

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Topic

Polygons

Description

This example presents a pentagon labeled with vertices A, B, C, D, E, where the sides are marked with variables w, x, y, z, and v. It illustrates an irregular pentagon by using different variables to represent potentially different side lengths, emphasizing that side length variation results in irregularity.

Polygon classification is a fundamental concept in geometry that helps students analyze and categorize shapes based on their properties. This collection of examples provides a comprehensive look at various types of pentagons, highlighting the importance of side length equality in determining regularity.

Presenting multiple worked-out examples is crucial for students to fully grasp the nuances of polygon classification. Each example offers a unique perspective on how to identify irregular pentagons, allowing students to build a comprehensive understanding through varied representations and notations.

Teacher's Script: Take a look at this pentagon, everyone. We see sides labeled with different variables. What does this tell us about the potential side lengths? How can we use this information to classify the pentagon as irregular? Let's discuss why having different variables for side lengths suggests that the pentagon is not regular.

For a complete collection of math examples related to Polygons click on this link: Math Examples: Polygon Classification Collection.

Common Core Standards CCSS.MATH.CONTENT.5.G.B.3, CCSS.MATH.CONTENT.7.G.B.6
Grade Range 6 - 8
Curriculum Nodes Geometry
    • Polygons
        • Definition of a Polygon
Copyright Year 2013
Keywords polygons, classification