A prism has a constant cross-section throughout its length. When the cross-section is a triangle, the prism is called a triangular prism. When the cross-section is a hexagon, the prism is called a ...

Volume close volume The amount of space occupied by a 3D shape, measured in cubic units such as cm³, mm³, and m³. May also be referred to as capacity. is measured in cubic units such as cm³ or m³. The ...

A fire at sea is among a sailor’s worst fears. In the era of wooden shops, where candles and oil lamps were the only sources of illumination, the chance of such a catastrophe was an ever-present ...