divide a square paper into 3 parts, by 2 straight cuts, create an obtuse
Source: Olimpíada de Mayo / Maio (May Olympiad) 2019 L1
July 11, 2019
geometrycombinatoricssquarecutting the paperpaperObtuse triangle
Problem Statement
You have to divide a square paper into three parts, by two straight cuts, so that by locating these parts properly, without gaps or overlaps, an obtuse triangle is formed. Indicate how to cut the square and how to assemble the triangle with the three parts.