three aligned triangles in Notes

# Three Aligned Triangles

_Posted on Nov 11, 2018_

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[[ThreeAlignedTriangles.png:pic]]

> Given the areas of the three equilateral triangles, find the shaded area.
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* Thread [on twitter](https://twitter.com/Cshearer41/status/1061689268559589376)
* [[three aligned triangles techniques]]
* [[three aligned triangles solution]]