Angles galore

Two triangles share a side. What’s the angle β?

Scroll down for a solution to this problem.


The angle β is 30°.

Solution by 発音 た゜.


Angles galore
Where to hide
Where to make triangular turns
To get lost in the labyrinth
What if we imagined
A Christmas tour
With presents everywhere
Santa Claus in the middle
And Christmas trees in every angle
And Christmas ball’s
The party can begin


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