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?

New Resources

The Cosine Formula - Proof Without Words
Domino Effect
Two-Way Tables and Ven Diagrams
Positive and Negative Space
The black friday GeoGebra :)

Discover Resources

The Tile Project
Vector line trace 2D
diplomatic relations
Modified Toolbar Construction Challenges
G.3.9.2 How Many Pieces?

Discover Topics

Solids or 3D Shapes
Ellipse
Cylinder
Straight Lines
Angles