MathDB
American geo in chile :o

Source:

October 31, 2024
geometryChile

Problem Statement

Let ABC \triangle ABC be an acute triangle with orthocenter H H , and let M M be the midpoint of BC BC . Let P P be the foot of the perpendicular from H H to AM AM . Prove that AMMP=BM2 AM \cdot MP = BM^2 .