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Polygons Worksheet

A polygon-classification sheet defines the category and asks learners to label varied figures while explaining why nonexamples fail the stated criteria.
Grades
Grades 2–5, Elementary
File type
PDF
Preparation
Print ready

Updated Jul 25, 2021

Subject
Math, Geometry
Topic
Shapes
Resource types
Worksheets & Printables, Worksheets
Preparation
Print ready

About this resource

What's inside this resource

This worksheet is a great way for students to practice identifying polygons and non-polygons. It would be a great addition to any math lesson on geometry.

In the classroom

Teaching tips & learning objectives

Learning objectives

  • Classify two-dimensional figures as polygons or non-polygons

  • Apply closure, straight-side, and crossing-line criteria

  • Explain which defining property a nonexample lacks

Teaching tips

  • Underline each condition in the definition before examining the figures.

  • Require explanations to name a specific failed criterion rather than only saying not a polygon.

Skills covered

  • Geometric classification

  • Definition application

  • Property-based explanation

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Resource details

Concepts & topics

Core concepts

  • Polygons

  • Closed straight-sided shapes

  • Nonexamples

Topics

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