worded my attempts based on Pythagoras' thm and Cosine rule, but did not arrive at an adequate solution (passed only some tests). learnt something new today (or maybe a reminder to review basic geometry? hmm)

thank you for the docstrings that lets noobs like me learn :)

agree with comment. however, i'm glad that because of the misleading ranking, i pushed myself to learn about OOP. had to unlock solutions for this one for it to make sense to me, but still grateful to learn :) thank you for the affirmative comment!

what does the parameter inner=False do?

succinct and clear. like this a lot!

woah this is cool!

i really like learning from succinct codes. newbie and grateful to learn from all y'all :D
REALLY LIKE THIS!