IMO 1982 LL GDR35
If the inradius of a triangle is half of its circumradius, prove
IMO 1982 LL GDR35
Origin: GDR
Problem
If the inradius of a triangle is half of its circumradius, prove that the triangle is equilateral.
If the inradius of a triangle is half of its circumradius, prove
Origin: GDR
If the inradius of a triangle is half of its circumradius, prove that the triangle is equilateral.