Geometry Problem Series#2
In triangle ABC, D is the midpoint of BC and E is the midpoint of CA. AD and
BE are perpendicular to each other. The diagram below shows the point G where they intersect. This point is called the centroid of ABC, and has the property that AG = 2DG and BG = 2EG. What is the value of \( \frac{BC^2+AB^2}{AB^2}\) ?
Sumber Soal
Solusi, klik link berikut ini.