circ\) from Belfast International airport. You need to use a compass as well as a pencil and ruler to find the midpoint of a line segment. What is the locus of a point that's further than \({2}~{ ...

A vector can be represented by a line segment labelled with an arrow ... Triangle ABC is isosceles. X is the midpoint of AB, Y is the midpoint of BC and Z is the midpoint of AC.