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  1. Parallel Lines & Related Angles
    1. Simple (More Elegant) "Proofs" without Words
    2. Earlier Items

    Parallel Lines & Related Angles

    Author:Rachel Janowski, Tim Brzezinski
    Topic:Angles
    Parallel Lines & Related Angles

    Table of Contents

    • Simple (More Elegant) "Proofs" without Words

      • Exploring Corresponding Angles (V2)
      • Alternate Interior Angles Theorem (V1)
      • Alternate Exterior Angles Theorem (V1)
      • Same Side Interior Angles Theorem
      • Exploring Same Side Exterior Angles
      • Alternate Interior Angles Theorem (V3)
      • Alternate Exterior Angles Theorem (V3)
    • Earlier Items

      • Naming Angle Positions
      • Parallel Lines & Related Angles
    Next
    Exploring Corresponding Angles (V2)

    New Resources

    • Reflection = 180° Rotation about a Line
    • Prism Drawn in 1-Point Perspective
    • အခြေခံ data အခေါ်အဝေါ်များ
    • Reflection across a line
    • Exploring GeoGebra for the First Time

    Discover Resources

    • Geometry Workshop for Children
    • Poorly Drawn Quadrilaterals
    • matrh
    • challenge
    • esfera

    Discover Topics

    • Quadrilaterals
    • Power Functions
    • Numbers
    • Standard Deviation
    • Linear Functions
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