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Outline

  1. Basic Geometric Ideas
    1. Lines
    2. Angles
    3. Triangles

    Basic Geometric Ideas

    Author:New Orleans Geogebra Institute
    Basic Geometric Ideas

    Table of Contents

    • Lines

      • Slopes and Angles between Lines
      • Working with Midpoints
    • Angles

      • Size of Angle
      • Alternate Interior Angles
      • Alternate Exterior Angles
      • Vertical Angles
    • Triangles

      • Sum of Angles of Triangle
    Next
    Slopes and Angles between Lines

    New Resources

    • Squares Question
    • Parabolas, Lines and Nomograms
    • Odd Function Explorer
    • Right Triangle Inscribed in a Semicircle
    • Perpendicular Lines: Quick Exploration

    Discover Resources

    • circle with two chords (angles practice)
    • dot plot, box plot
    • derivadas
    • Differentiation and Tangent to a curve
    • Measuring a height by two methods

    Discover Topics

    • Ratios
    • Hyperbola
    • Orthocenter
    • Binomial Distribution
    • Secant Line or Secant
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