how to make x-y axis on two lines other than 2d plane

29.10.19-aggiornato- vedere anche altro link
[url=https://help.geogebra.org/topic/how-to-make-x-y-axis-on-two-lines-other-than-2d-plane]https://help.geogebra.org/topic/how-to-make-x-y-axis-on-two-lines-other-than-2d-plane[/url]a
[url=https://help.geogebra.org/topic/how-to-given-numbers-to-any-lines-with-equal-intervals-varying-width-of-interval-as-in-axes]https://help.geogebra.org/topic/how-to-given-numbers-to-any-lines-with-equal-intervals-varying-width-of-interval-as-in-axes[/url]

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