PAPPUS' THEOREM ILLUSTRATED

Topic:
Geometry
Pappus' Theorem: Inscribe a hexagon (any six lines in a plane, with no three meeting at the same point) in an angle. Each pair of opposite sides are extended to intersection points. These interesection points (XYZ) form a straight line mapping their corresponding hexagonal points. This construction is designed in a step by step fashion with Hide/Show Checkboxes. Please click on each of them....some of them....some off some on...