Midpoint Formula
External Division
Example: Internal Division
Find the position vector of the point dividing the line segment joining and in the ratio .
Example: Midpoint
Find the midpoint of the line segment joining and .
Centroid of a Triangle
Centroid of a Tetrahedron
Example: Centroid
Find the centroid of the triangle with vertices , , .
Section Formula for n-Dimensional Space
Example: Find Ratio
Find the ratio in which the point divides the line segment joining and .