# Three Congruent Rectangles IV _Posted on Feb 19, 2021_ +-- {.image} [[ThreeCongruentRectanglesIV.png:pic]] > Three congruent rectangles. What’s the angle? =-- * Thread [on twitter](https://twitter.com/Cshearer41/status/1362692905983479811) * [[three congruent rectangles iv techniques]] * [[three congruent rectangles iv solution]]