Find the largest integer (as a function of) such that there exists a convex -gon for which exactly of the quadrilaterals have an inscribed circle. (Here .)
Hanapin ang pinakamalaking integer (bilang isang function ng) Tulad na mayroong isang umiiral na matambok -gon kung saan mismo ng quadrilaterals magkaroon ng isang inscribed bilog. (Narito .)