A Visual Proof of the Parallelogram Law

American Mathematical Monthly 2026

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Authors: Vincent Conitzer
DOI: 10.1080/00029890.2025.2588111
Cited by: 1
References: 5

Abstract

In this note, we give a novel proof of the parallelogram law, relying on two superimposed tilings of the plane.

Fields of Study & Subjects

History and Theory of Mathematics Mathematics and Applications Advanced Mathematical Theories

Publication details

Journal / source
American Mathematical Monthly
Publisher
Informa UK Limited
Volume
133
Issue
4
Pages
385–387
Publication date
17 February 2026
Language
EN