Proving the Third Angle Theorem

Instructions:

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question 1 of 3

Which of the following accurately summarizes the Third Angle Theorem?

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1. What kind of triangle does the Third Angle Theorem work on?

2. What is the sum of the interior angles of a triangle on a plane?

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About This Quiz & Worksheet

Your specific task will be to answer several questions dealing with subjects related to the Third Angle Theorem, such as where it works, how it works, and what it is.

Quiz & Worksheet Goals

More exactly, we'll quiz you on:

  • The definition of the Third Angle Theorem
  • A triangle the Third Angle Theorem can work on
  • The sum of a triangle's interior angles
  • Your ability to find unknown angle measurements
  • Where or not certain triangles are similar

Skills Practiced

  • Making connections - use understanding of the concept of the Third Angle Theorem
  • Information recall - access the knowledge you've gained regarding qualifications of similar triangles
  • Knowledge application - use your knowledge to answer questions about finding missing angles

Additional Learning

When you choose to access the related lesson, Proving the Third Angle Theorem, you'll have a chance to learn even more about significant concepts such as:

  • Characteristics of triangles
  • Examples of the Third Angle Theorem
  • How to find two unknown angles based on one known angle
  • What makes triangles similar
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