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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

    • Slope and Road Signs
    • Untitled
    • Viviani's Curve
    • Random Polar Curve (3)
    • Damped Trochoidal Curve

    Discover Resources

    • Geo Puring 3
    • Winter Major 1 Q1
    • circles through one point
    • Circumcenter
    • Spurpunkte der Geraden

    Discover Topics

    • Circumcircle or Circumscribed Circle
    • Scalene Triangles
    • Root
    • Conditional Probability
    • Orthocenter
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