Prove that the medians of a triangle are concurrent and find the position vector of the point of concurrency (that is, the centroid of the triangle)

Prove that the altitudes of a triangle are concurrent.

Show that the altitudes of a triangle are concurrent

Prove using vectors: Medians of a triangle are concurrent.

Prove using vectors: Medians of a triangle are concurrent.

Prove analytically that the : medians of a triangle are concurrent.

Show, by vector methods, that the angularbisectors of a triangle are concurrent and find an expression for the position vector of the point of concurrency in terms of the position vectors of the vertices.

Show, by vector methods, that the angularbisectors of a triangle are concurrent and find an expression for the position vector of the point of concurrency in terms of the position vectors of the vertices.

Show,by vector methods,that the angularbisectors of a triangle are concurrent and find an expression for the position vector of the point of concurrency in terms of the position vectors of the vertices.

Show, by vector methods, that the angularbisectors of a triangle are concurrent and find an expression for the position vector of the point of concurrency in terms of the position vectors of the vertices.

Show, by vector method, that the angular bisector of a triangle are concurrent and find its expression for the position vector of the point of concurrency in terms of the position vectors of the vertices.