Home 
Geometry 
Previous,
1,
2,
3,
4,
5,
6, 7,
8, 9,
10, 11,
12, 13,
14, 15,
16, 17, 18,
19,
20,
21,
22,
Next 
Triangle and
Squares 16. Level: High School, SAT Prep, College
geometry 
Squares ABDE, BCFG,
and ACHJ are
constructed externally on the sides AB, BC, and AC of a triangle ABC.
K, M, and N are the midpoint of EJ, DG, and FH respectively.
Prove that KA, MB, and NC are concurrent in a point P. 


