Nogometna lopta i ikosaedar

Author:Šime Šuljić, Vincent Pantaloni

Odsijecanjem ikosaedra nastaje nogometna lopta. Ikosaedar ima 20 strana i 12 vrhova. Koliko je peterokuta i šesterokuta na nogometnoj lopti. Vrijedi li Eulerova formula?

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函數的單調性
apec
Select an object for a time to start a command. Light
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bewijs stelling van Pythagoras

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