Some 3D shapes, like cubes and pyramids, can be opened or unfolded along their edges to create a flat shape. The unfolded shape is called the net of the solid. Here are some 3D shapes and their nets.

Pendants of cabochon stones, for example, rest on hexagon shapes (from $4,600) and stud earrings of round brilliant-cut stones have hexagon settings painted in black enamel (from $15,740).

It’s all about the hexagons. Marvel Studios placed hints and clues to the enigmatic polygon through the first three episodes of WandaVision, before things suddenly came to a head in Episode Four ...