Another (wrong) construction of $\pi$

TL;DR

This paper presents a straightforward method to construct an approximation of π with four digits of accuracy starting from a unit length.

Contribution

It introduces a simple construction technique to approximate π with limited digit precision from basic geometric principles.

Findings

Achieves four-digit accuracy in π construction

Uses a simple geometric method

Provides an accessible approach for approximate π construction

Abstract

A simple way is shown to construct the length $\pi$ from the unit length with 4 digits accuracy.