damn i was using this literally yesterday to figure out fabric dimensions. I'm sewing something MEDIEVAL, how did ye olde people do this without a calculator thonk

[–] TraschcanOfIdeology@hexbear.net 11 points 2 weeks ago* (last edited 2 weeks ago)

I think trig functions and identities have been known since Euclid, but idk if the knowledge was widespread to tailors/seamstresses and other craftspeople.

[–] wtypstanaccount04@hexbear.net 11 points 2 weeks ago (1 children)

soc cah tua on dat thang

[–] ChaosMaterialist@hexbear.net 3 points 2 weeks ago

Pythagoras spittin' wisdom on his pupils.

[–] Bobson_Dugnutt@hexbear.net 10 points 2 weeks ago (1 children)

What's the U stand for?

[–] DogPeePoo@lemm.ee 12 points 2 weeks ago

Uppusite

[–] Evilphd666@hexbear.net 10 points 2 weeks ago

Is that like Skyrim thing? goku-doorstep

[–] Posadas@hexbear.net 8 points 2 weeks ago

[–] vegeta1@hexbear.net 8 points 2 weeks ago

[–] DogPeePoo@lemm.ee 7 points 2 weeks ago

This is acute title

[–] OgdenTO@hexbear.net 7 points 2 weeks ago

Give that triangle the old HAC TUA