e/Paper bag problem

Information
has gloss	eng: In geometry, the paper bag problem or teabag problem involves calculating the maximum possible inflated volume of an initially flat sealed rectangular bag which has the same shape as a cushion or pillow, made out of two pieces of material which can bend but not stretch.
lexicalization	eng: Paper bag problem
instance of	(noun) the spatial arrangement of something as distinct from its substance; "geometry is the mathematical science of shape" form, shape

Media
media:img	Cushion.jpg
media:img	Teabag.jpg