So far in the unit on area in the series on measurement, Daniel has been looking at the area of plane 2-dimensional or flat shapes. In this movie, Daniel extends our understanding of area to ...
A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles, is ...
Scientists at the Harvard’s Wyss Institute have built a set of self-assembling DNA cages one-tenth as wide as a bacterium. The structures are some of the largest and most complex structures ever ...
Optical Prism, a transparent object surrounded by two planes that intersect but are not parallel to each other, is used to split light or disperse light beams. An optical prism is a polyhedron made of ...
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