Question Number 61912 by ajfour last updated on 11/Jun/19
Commented by ajfour last updated on 11/Jun/19
$${Find}\:{maximum}\:{side}\:{length}\:{of} \\ $$$${equilateral}\:{triangle}\:{ABC}. \\ $$$$\left({The}\:{radii}\:{of}\:{the}\:{circles}\:{are}\:{p},{q},{r}\right). \\ $$