On the regular nonagon April 9, 2019 Tolaso Given the regular nonagon below prove that Solution Currently unavailable! Read more They might interest you:Zero determinantPoisson like IntegralNumber of solutionsMaximum of a functionTrigonometric seriesNon linear systemPerfect squaresDoes there exist an enumeration?No solution
![\[AB^2 + AC \cdot AD = 2AB \cdot AE\]](https://www.math.tolaso.com.gr/wp-content/ql-cache/quicklatex.com-876d3acc3d613fdbea2ab36c157cc26e_l3.png "Rendered by QuickLaTeX.com")