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Outline

  1. Parallel Lines and Angles Problem
    1. Proving Theorems
    2. Applying Theorems

    Parallel Lines and Angles Problem

    Author:Aaron Dankman
    Topic:Angles
    Review, exercises, and a fun challenge related to some angle theorems
    Parallel Lines and Angles Problem

    Table of Contents

    • Proving Theorems

      • Defining Congruence
      • Proving Congruence
      • Proof: Vertical Angles Theorem
      • Proof: Corresponding Angles Theorem
      • Fun!
      • Prove Angle Congruence
    • Applying Theorems

      • Part 1: Observe and Conjecture
      • Part 2: Investigate
      • Part 3: Prove
    Next
    Defining Congruence

    New Resources

    • Building Triangles with Set Areas
    • အခြေခံ data အခေါ်အဝေါ်များ
    • Perimeter of Rectangle
    • Regular Polygons and Equivalent Triangles
    • Parallelogram Anatomy

    Discover Resources

    • A 5cm by 7cm triangle
    • Math Chicken Project
    • Transformations Geogebra
    • triangle
    • Angle 45° Construction

    Discover Topics

    • Tree Diagrams
    • Subtraction
    • Numbers
    • Incircle or Inscribed Circle
    • Coordinates
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