How to calculate areas of closed surfaces using an “apotema’s rule”. It’s an extract of a theorem in which Area'(s)= r.Length(s) where r= radius and s= apotema… I must say that this method is not of my invention
APOTEMA
How to calculate areas of closed surfaces using an “apotema’s rule”. It’s an extract of a theorem in which Area'(s)= r.Length(s) where r= radius and s= apotema… I must say that this method is not of my invention
