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  1. Introduction to Deductive Geometry
    1. Theorems related to Parallel Lines
    2. Interior and Exterior Angles of Triangles

    Introduction to Deductive Geometry

    Author:Anthony OR 柯志明
    Topic:Geometry
    Introduction to Deductive Geometry

    Table of Contents

    • Theorems related to Parallel Lines

      • Angles related to parallel lines
      • Angles related to parallel lines (Converses)
      • Example 9.2
      • Example 9.3
    • Interior and Exterior Angles of Triangles

      • Angle Sum of Triangle
      • Exterior Angle of Triangle
      • Example 9.4
    Next
    Angles related to parallel lines

    New Resources

    • Angle Addition: Warm Up Exercises
    • רישום חופשי
    • Rose Curve
    • Model sferyczny - dwunastościan-dwudziestościan
    • Untitled

    Discover Resources

    • Blank Worksheet
    • Translations
    • Segments in Circles - 2 Secants
    • Atividade 8
    • Increasing an decreasing interval

    Discover Topics

    • Median Value
    • Area
    • Conic Sections
    • Power Functions
    • Limits
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