Mathematical and Physical Journal
for High Schools
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Problem C. 1344. (March 2016)

C. 1344. Show that the difference between the longest and shortest diagonals of a regular nonagon equals the length of the side.

(5 pont)

Deadline expired on April 11, 2016.


Statistics:

101 students sent a solution.
5 points:Barta Gergely, Braun Dániel, Bukor Benedek, Cseh Noémi, Dávid Levente, Édes Lili, Fajszi Bulcsú, Fekete Balázs Attila, Ferenczi László, Garamvölgyi István Attila, Geretovszky Anna, Heller-Szabó Anna, Horváth 546 János, Kassai Levente, Marozsák Tóbiás , Molnár 410 István, Molnár Bálint, Nagy Nándor, Négyessy Eszter, Páhoki Tamás, Pinke Andrea, Pszota Máté, Sáfi Lilla, Sal Dávid, Sebe Anna, Sipos Fanni Emma, Szakali Benedek, Szécsi Adél Lilla, Tóth 430 Róbert, Török 111 Emese, Villányi Soma, Weisz Máté, Williams Hajna.
4 points:26 students.
3 points:16 students.
2 points:19 students.
1 point:5 students.
0 point:2 students.

Problems in Mathematics of KöMaL, March 2016