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Ch 5: Discovering Geometry Chapter 5: Discovering and Proving Polygon Properties

About This Chapter

Learn the essential math around midsegments and parallelograms such as kites, squares, trapezoids and other common polygons. Each of these simple and fun video lessons is about five minutes long and is sequenced to align with the Discovering and Proving Polygon Properties chapter of the Discovering Geometry textbook. DISCOVERING GEOMETRY is a registered trademark of Angela H. Snead. Study.com has no affiliation with and is not endorsed by Angela H. Snead, by Michael Serra, the author and copyright holder of Discovering Geometry: An Investigative Approach; or by Kendall Hunt Publishing, the textbook's publisher.

How it works:

  • Identify the lessons in the Discovering and Proving Polygon Properties chapter with which you need help.
  • Find the corresponding video lessons within this online chapter.
  • Watch fun videos that cover the discovering and proving polygon properties topics you need to learn or review.
  • Complete the quizzes to test your understanding.
  • If you need additional help, rewatch the videos until you've mastered the material or submit a question for one of our instructors.

Students will learn:

  • How to calculate the sum and measurements of a polygon's angles
  • Properties and of kites in geometry
  • Trapezoid properties and formulas
  • Formulas and theorems of midsegments
  • Parallelogram shapes
  • Definition of a rhombus
  • Construction and properties of rectangles
  • Properties of squares
  • The theorems and properties of parallelograms

7 Lessons in Chapter 5: Discovering Geometry Chapter 5: Discovering and Proving Polygon Properties
Test your knowledge with a 30-question chapter practice test
How to Measure the Angles of a Polygon & Find the Sum

1. How to Measure the Angles of a Polygon & Find the Sum

Watch this video lesson to learn the one formula that lets you find the measure of angles in any regular polygon. Also, learn how you can tell if you are working with a regular polygon or not.

Kites in Geometry: Definition and Properties

2. Kites in Geometry: Definition and Properties

A kite in geometry looks a lot like a kite in the sky! Watch this video lesson to see for yourself. Also, learn about the side and angle properties of kites that make them unique.

Trapezoid: Definition, Properties & Formulas

3. Trapezoid: Definition, Properties & Formulas

A trapezoid has one pair of parallel sides. Learn more about the properties and formulas of trapezoids in this lesson. A quiz following the lesson will allow you to solidify what you've learned.

What Is a Rhombus? - Definition and Properties

4. What Is a Rhombus? - Definition and Properties

Watch this video lesson to learn why rhombuses are a special type of quadrilateral. Also, learn why a rhombus is also a parallelogram. Watch as we explore the sides and angles of a rhombus.

Rectangles: Definition, Properties & Construction

5. Rectangles: Definition, Properties & Construction

Watch this video lesson to learn a bit about rectangles. Learn why rectangles are the building blocks of many homes. Also, learn about the properties that make a rectangle unique from other shapes. Finally, learn how you can draw one.

Squares: Definition and Properties

6. Squares: Definition and Properties

Squares can be found in many places in the real world. Watch this video lesson to see how useful they can be and also to learn how to find the perimeter and area of a square.

Parallelograms: Definition, Properties, and Proof Theorems

7. Parallelograms: Definition, Properties, and Proof Theorems

Watch this video lesson to learn how you can identify parallelograms. You will see the unique properties that belong to the parallelogram. You will see the special side and angle characteristics needed to prove a certain shape is a parallelogram.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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