Vectors (Higher)

Interactive macro-enabled MS-Excel spreadsheet. Contents: Divide the sum of two vectors a & b in a given ratio. Divide the difference between two vectors a & b in a given ratio. Navigate the vertices of a scalene triangle using vectors. Navigate the vertices of a regular hexagon using vectors. Navigate the vertices of a regular octagon using vectors. Write a vector joining two points on two lines divided in two ratios. Write a vector involving a long base of a Δ & a ratio using scalars. Prove two lines or vectors are parallel & three points are collinear. Prove joining midpoints of quadrilateral’s sides is a parallelogram. Prove the three medians of a triangle intersect at a single point G.