MathDB
triangle split into isosceles and equilateral triangles

Source: Sharygin 2007 Correspodence p1

April 30, 2019
geometryEquilateralEquilateral TriangleisoscelesIsosceles Triangleangles

Problem Statement

A triangle is cut into several (not less than two) triangles. One of them is isosceles (not equilateral), and all others are equilateral. Determine the angles of the original triangle.