You cannot tear the napkins but you can fold them or overlap them, and the napkins are allowed to drape over the side of the table.
My answer is coming out to be 1.15/1.16 see my working dont have any mathmatical explanation.
Red one is 1st napkin, Grey one is second and yellow one is the third (center square is the table)
A unit sphere (radius = 1) is out on a flat plane in the rain. Find the side length of the largest cube that can hide underneath it and not get wet.
What is the side length of the smallest regular hexagon that can pack 6 circles of unit length in the given way?
Following figures shows a unit square ABCD. If the area of the octagon (in blue) can be expressed as 1/a find a?
ABCD is a square of side length 1.
If EFGH are the points on its boundary such that AE=EB, 2BF=FC, 3CG=GD & 4DH=HA then what is the area of the quadrilateral EFGH?
In the following figure, 3 unit squares are placed side by side. Find the sum of angles a+b+c = ??.