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coroana si 15 puncte
GEOMETRIE!


Coroana Si 15 Puncte GEOMETRIE class=

Răspuns :

Explicație pas cu pas:

1. Hexagon (n-2)*180/n=(6-2)*180/6=720/6=120°

2. Octogon (n-2)*180/n=(8-2)*180/8=1080/8=135°

3. Heptagon (n-2)*180/n=(7-2)*180/7=900/7~128°35'