Construct a point.
Construct a point at (x;y).
Construct a point on a line or on a circle. This means that the point is attached to those objects.
Construct the point of concurrency of two lines, segments, rays and so on. Since you cannot drag around a point
of concurrency, it is drawn as a little square.
Construct the bisection between two points.
Construct a mirror point. You can either mirror
the point at another point or at a line. The first point you click on
is the one that will be mirrored. Then you can click the line or the
second point.
Rotate a point around another point. The angle will taken from a already constucted angle. The first point you click on
is the one that will be rotated and and the second point is the center of the rotation.
Move a point. Click on a point that you want to move and then on a vector that defines the movement.