# Two Triangles Overlapping a Rectangle _Posted on Feb 21, 2019_ +-- {.image} [[TwoTrianglesOverlappingaRectangle.png:pic]] > What fraction of the rectangle is not covered by these two equilateral triangles? =-- * Thread [on twitter](https://twitter.com/Cshearer41/status/1098548904721825792) * [[two triangles overlapping a rectangle techniques]] * [[two triangles overlapping a rectangle solution]]