Math Help - [SOLVED] orthocentres

What are orthocentres (orthocenters) of triangles used for?

Originally Posted by karen cunningham

What are orthocentres (orthocenters) of triangles used for?

I never heard of them being used for anything. It is just an interesting fact the orthocenters coincide from three lines always and for any triangle.

You can use them however in certain complicated geometry arguments. But other than that they have no other applications.