There is a separate branch in the subject of mathematics which deals with the various kinds of shapes and figures. This branch is called Geometry. Geometry deals with 2d shapes, 3d shapes, lines, ...

Plans and elevations are 2D drawings of a 3D shape when looked at from different perspectives. Isometric close isometricA method of drawing a 3D shape from a specific perspective. dot paper is used to ...

How few corners can a shape have and still tile the plane?” mathematician Gábor Domokos asked me over pizza. His deceptively simple question was about the geometry of tilings, also called ...