Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Proof Portfolio
    1. Chapter 7
    2. Euclid's Elements
    3. Chapter 3

    Proof Portfolio

    Author:Alexandria Skinner
    Proof Portfolio

    Table of Contents

    • Chapter 7

      • Proof Theorem 7.2
      • Proof Theorem 7.7
      • Proof Exercise 7.3.18
      • Proof Lemma 7.1
      • Proof of Independence of the Dual Axioms
    • Euclid's Elements

      • Betweenness Proposition I
      • Isosceles triangle proof of congruent base angles
    • Chapter 3

      • Proof of Hypotenuse-Leg Criterion for congruence of right triangles
      • 3.3.42 (Perpendicular bisectors concurrence proof)
    Next
    Proof Theorem 7.2

    New Resources

    • 挂谷问题——三尖瓣形
    • Function art 3D - waiting shed (v2)
    • Congruent Sides & Angles in △s: Exploration
    • What Do You See?
    • GeoGebra 3D Modeling Workshop (March 8 2024)

    Discover Resources

    • Law of Cosine Proof - visuals only
    • PlanetaryOrbitModel
    • cercles sans chevauchement
    • Optimization: Minima and Maxima
    • Mengenal Bagian - bagian Lingkaran

    Discover Topics

    • Cylinder
    • Symmetry
    • Quadratic Equations
    • Quadrilaterals
    • Normal Distribution
    AboutPartnersHelp Centre
    Terms of ServicePrivacyLicense
    Graphing CalculatorCalculator SuiteMath Resources

    Download our apps here:

    Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

    © 2026 GeoGebra®