Polygons appear in rock formations, most commonly as the flat facets of crystals, where the angles between the sides depend on the type of mineral from which the crystal is made.
Transcript of Usama Bin Laden Video Tap (defenselink.mil) In mid-November, Usama Bin Laden spoke to a room of supporters, possibly in Qandahar, Afghanistan. These comments were video taped with the knowledge of Bin Laden and all present.