![bara,barb,barc and bard are the position vectors of four coplanar points such that (bara-bard).(barb-barc)=(barb-bard).(barc-bara)=0. Show that the point bard represents the orthocentre of the triangle with bara,barb and barc as its vertices. bara,barb,barc and bard are the position vectors of four coplanar points such that (bara-bard).(barb-barc)=(barb-bard).(barc-bara)=0. Show that the point bard represents the orthocentre of the triangle with bara,barb and barc as its vertices.](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/127790185_web.png)
bara,barb,barc and bard are the position vectors of four coplanar points such that (bara-bard).(barb-barc)=(barb-bard).(barc-bara)=0. Show that the point bard represents the orthocentre of the triangle with bara,barb and barc as its vertices.
![The Squad. The Bard. The Rangers. The Necromancer. The Fighter. The Barbarian. | Character art, Character design, Dungeons and dragons art The Squad. The Bard. The Rangers. The Necromancer. The Fighter. The Barbarian. | Character art, Character design, Dungeons and dragons art](https://i.pinimg.com/736x/4e/bd/21/4ebd211d30ee952662d0f8a7f8babafd.jpg)
The Squad. The Bard. The Rangers. The Necromancer. The Fighter. The Barbarian. | Character art, Character design, Dungeons and dragons art
![Dungeons & Dragons Online Dragonborn Barbarian Bard, PNG, 1024x1820px, Dungeons Dragons, Art, Barbarian, Bard, Beak Download Dungeons & Dragons Online Dragonborn Barbarian Bard, PNG, 1024x1820px, Dungeons Dragons, Art, Barbarian, Bard, Beak Download](https://img.favpng.com/23/19/11/dungeons-dragons-online-dragonborn-barbarian-bard-png-favpng-bU5EynHcZb4FRLh8SNtByQmAV.jpg)