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Outline

  1. Intro to Angles
    1. Angles
    2. Triangles

    Intro to Angles

    Author:Kathy
    Topic:Angles
    Intro to Angles

    Table of Contents

    • Angles

      • Adjacent angles
      • Vertical Angles Theorem
      • Complementary Meaning?
      • Missing complementary angle
      • Supplementary Angles (Quick Exploration)
      • Missing supplementary angle
      • angles investigations
      • Angles on a line
    • Triangles

      • triangle angle-sum theorem
      • Missing angle in a triangle
      • Basic Triangle with adjustable side lengths and angles
      • Drawing Triangles
      • The sum of angles in a quadrilateral
      • Sum of the Interior Angles of a Quadrilateral
    Next
    Adjacent angles

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