# Four Stacked Squares in a Circle in a Square _Posted on Sep 8, 2018_ +-- {.image} [[FourStackedSquaresinaCircleinaSquare.png:pic]] > What fraction of the big square is shaded? Shaded squares are identical. =-- * Thread [on twitter](https://twitter.com/Cshearer41/status/1038474779651661826) * [[four stacked squares in a circle in a square techniques]] * [[four stacked squares in a circle in a square solution]]