IMO 1969 LL POL53
Given two segments AB and CD not in the same plane, find
IMO 1969 LL POL53
Origin: POL
Problem
Given two segments AB and CD not in the same plane, find the locus of points M such that MA2 + MB2 = MC2 + MD2.
Given two segments AB and CD not in the same plane, find
Origin: POL
Given two segments AB and CD not in the same plane, find the locus of points M such that MA2 + MB2 = MC2 + MD2.