Triangle Interior Angles Worksheet and Answer Key

Objective

Students will practice solving problems involving the interior angles of a triangle

Example Questions

Directions: Use the Interior Angle Sum Theorem to solve each of the problems below

Picture Interior Angles of Triangle
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Challenge Problems

Use your knowledge of the interior angles of a triangle as well as supplementary angles to solve the problems below:

Picture Interior Angles of Triangle Picture Interior Angles of Triangle Picture Interior Angles of Triangle

Visual Aides

Other Details

This is a 4 part worksheet:

  • Part I Model Problems
  • Part II Practice
  • Part III Challenge Problems
  • Part IV Answer Key

Resources

Download this web page as a pdf with answer key

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