How was the slice made? If the cube’s side is half an inch, what is the side of the hexagon? After dropping the cube into his coffee, the engineer turned his attention to a doughnut lying flat on a ...

A cylinder has a constant circular cross-section, two circular faces and one curved rectangular face. A cone has a circular base and one curved face made from a sector of a circle.

Veil consists of two parts, one is a glass vase without bottom, another one is a 0.8mm thin stainless steel needle shaped héxagon (cross section).