Hi,
please find the question and my answer. Is my answer accurate?
Note that
α "greek alpha symbol" i.e. asymptote angles

σ "greek Sigma symbol" i.e. asymptote centroid

 

What do you mean with "Q" ? When you are asking for some advice....you should give some more explanations without unknown abbreviations,

 

What do you mean with "Q" ? When you are asking for some advice....you should give some more explanations without unknown abbreviations,

I meant by "Q" question.
α "greek alpha symbol" i.e. asymptote angles

σ "greek Sigma symbol" i.e. asymptote centroid