Mathematical and Physical Journal
for High Schools
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Problem B. 4683. (January 2015)

B. 4683. Is there a plane that intersects a right pyramid of regular pentagonal base in a hexagon with

\(\displaystyle a)\) line symmetry,

\(\displaystyle b)\) central symmetry?

(6 pont)

Deadline expired on February 10, 2015.


Statistics:

38 students sent a solution.
6 points:Barabás Ábel, Baran Zsuzsanna, Cseh Kristóf, Csépai András, Fekete Panna, Lajkó Kálmán, Nagy-György Pál, Schwarcz Tamás, Szebellédi Márton, Vághy Mihály, Williams Kada.
5 points:Porupsánszki István, Rossen Péter.
4 points:4 students.
3 points:3 students.
2 points:12 students.
1 point:3 students.
0 point:3 students.

Problems in Mathematics of KöMaL, January 2015