Katie Steckles on Nostr: I've been at it on the Geogebra again for today's #mathober zine: it's all about the ...

I've been at it on the Geogebra again for today's #mathober zine: it's all about the ORTHIC TRIANGLE and various other fun constructions you can define on a triangle, which is of course better when you can drag the corners around. PDF: https://katiesteckles.co.uk/mo19