# Zig-zag Inside a Rectangle _Posted on Dec 30, 2020_ +-- {.image} [[ZigzagInsideaRectangle.png:pic]] > Rectangles of the same colour are similar. What’s the sum of the three marked angles? =-- * Thread [on twitter](https://twitter.com/Cshearer41/status/1344252353076207616) * [[zig-zag inside a rectangle techniques]] * [[zig-zag inside a rectangle solution]]