# Stacked Shapes _Posted on Aug 19, 2018_ +-- {.image} [[StackedShapes.png:pic]] > The triangles are equilateral, and the rectangles are twice as long as they are wide. If the area of the semicircle is $4$, what's the area of the pink circle? =-- * Thread [on twitter](https://twitter.com/Cshearer41/status/1031156477833162752), in which it is clarified that the shapes with the same colour are congruent. * [[stacked shapes techniques]] * [[stacked shapes solution]]