viernes, 31 de marzo de 2017

1425. An axe to cut off...

    It is not always possible to trisect an angle with straightedge and compass, but with these tools we can make a tomahawk (indian war axe) to trisect any angle, that is, to divide it into three smaller angles all of the same size.
    Pepe Chapuzas did it in this way:

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