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  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

    • Untitled
    • Building Parallelograms with Set Areas
    • အခြေခံ data အခေါ်အဝေါ်များ
    • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
    • Building Triangles with Set Areas

    Discover Resources

    • Ellipse - 2 foci & semi major axis
    • Teorema Fundamentală a Asemănării.
    • #5 triangle
    • Conditions for congruent triangles (RHS)
    • Drop 1

    Discover Topics

    • Median Line
    • Prism
    • Parabola
    • Quadratic Equations
    • Cube
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