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Decagon: Definition & Shape

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question 1 of 3

What is the sum of the number of sides, vertices, and angles in an irregular decagon?

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1. Which of the following is not a polygon?

2. Which of the following is not a decagon?

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About This Quiz & Worksheet

Use these tools to assess your knowledge of polygons and decagons. Quiz questions involve identifying features of an irregular decagon as well as pointing out examples of decagons.

Quiz & Worksheet Goals

Students taking the quiz will be tested on the following:

  • The sum irregular decagon sides, vertices, and angles
  • Polygons
  • Decagon facts and examples

Skills Practiced

You will sharpen the following skills using these materials:

  • Reading comprehension - ensure that you draw the most important information from the related math lesson
  • Distinguishing differences - compare and contrast topics from the lesson, such as polygons and decagons
  • Knowledge application - use your newly acquired understanding to identify shapes from images

Additional Learning

To learn more about decagons, review the accompanying lesson called Decagon: Definition & Shape. You will learn how to:

  • Explain which shapes qualify as polygons
  • Compare and contrast concave and convex decagons
  • Draw simple and complex decagons
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