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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

    • Open Education 2026
    • Parallel lines, Transversals and Segments
    • AI for Math Teachers (prompt examples)
    • Untitled
    • seo tool

    Discover Resources

    • Area of Circles
    • BlazekP Final Project
    • plan par plan d1d2d3d4
    • Length vs. Time - Sim to Sim - Quad 7
    • S1 Condition RHS(X SSA)

    Discover Topics

    • Algebra
    • Differential Calculus
    • Logarithmic Functions
    • Cube
    • Tangent Function
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