Congruent Polygons: Definition & Examples


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question 1 of 3

If the sum of all a polygon's angle measurements is 720 degrees, what would be the sum of the angle measurements in a congruent polygon?

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1. Which of the following polygons is not congruent to the polygon below?

2. A square's perimeter is 20 feet. A regular pentagon's perimeter is also 20 feet. Why are the two polygons not congruent despite having the same perimeter?

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About This Quiz & Worksheet

Polygons must meet certain conditions to be congruent. This quiz/worksheet will help you test your understanding of how to tell a congruent polygon from an incongruent one by providing you with a variety of practice problems.

Quiz & Worksheet Goals

In these assessments you'll be tested on the mathematic principles and functions of:

  • Angle measurements in congruent polygons
  • Congruent polygons
  • Incongruent polygons

Skills Practiced

This quiz and worksheet allow students to test the following skills:

  • Problem solving - use acquired knowledge to solve congruent polygon practice problems
  • Information recall - access the knowledge you've gained regarding what makes a polygon congruent
  • Distinguishing differences - compare and contrast various polygons to determine if they are congruent

Additional Learning

To learn more about polygons, review the accompanying lesson on congruent polygons. This lesson covers the following objectives:

  • Define congruent
  • Define polygon and understand what does and doesn't constitute a polygon
  • Define orientation
  • Understand the example of twins whose possessions are congruent