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  1. Area of Polygons
    1. Triangles
    2. Quadrilaterals

    Area of Polygons

    Author:Ben Roth
    Topic:Area, Polygons
    This book contains student created proofs for the areas of polygons.
    Area of Polygons

    Table of Contents

    • Triangles

      • Right Triangle
      • Right Triangle
      • Right Angle Triangle
      • Right Angle Triangle
      • Right Angle Triangle
      • Acute Triangle
      • Acute Triangle
      • Obtuse Triangle Area
      • Obtuse-Triangle#3
      • Obtuse Triangle
      • Area of a Obtuse Triangle (Proof)
    • Quadrilaterals

      • Parallelogram
      • Parallelogram
      • Parallelogram Proof
      • Proof for Area of a Parallelogram (Maek)
      • Parallelogram
      • Area of of a Parallelogram
      • Trapezoid Formula Proof
    Next
    Right Triangle

    New Resources

    • Viviani's Curve
    • Angle Addition: Warm Up Exercises
    • Trefoil Knot
    • z`]]
    • Fourier Lissajous (Mechanical)

    Discover Resources

    • Nets of Tetrahedron
    • Timed Coordinates Boat Game
    • Timeo(FR)
    • Мозаика

    Discover Topics

    • Standard Deviation
    • Piecewise Functions
    • Circumcircle or Circumscribed Circle
    • Similarity Transformation or Similarity
    • Cube
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