It gets worse
sin A on a = sin B on b = sin C on c
And then Satan came along and put all those triangles onto a non-Euclidean surface: [en.wikipedia.org]
@anglophone luckily there's a simplex solution.
@anglophone from your link:
[nV^(N-1)]/[(N-1)!P]
Not in public schools tho the religiosos are attempting to infiltrate. Not with my tax dollars. Go to religious school if 'ya want to learn about sin. Now ethics? Yep. Teach the ethics of not bullying others for being or thinking differently. Different is not wrong. Bullying is.