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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

    • Right Triangle Inscribed in a Semicircle
    • Rovnoběžnost rovin
    • Pythagorean Template: Integer Legs
    • Congruent Sides & Angles in △s: Exploration
    • Pythagorean Theorem: Quick Illustrator

    Discover Resources

    • Simple line with A and B
    • Opposite angles at a vertex
    • Properties of Parallelograms
    • Guitar
    • #56 Distorted Star of David with parallelograms

    Discover Topics

    • Sequences and Series
    • Optimization Problems
    • Continuity
    • Expected Value
    • Conditional Probability
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