Images for Mathematics

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Un puzzle

Con quattro tetraedri regolari di lato 1 e un ottaedro regolare di lato 1 si può costruir...

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Cubic boxes

These cubic boxes can be opened in different ways, in order to put in evidence the possibl...

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In how many ways a cube ca...

There are 30 ways to colour a cube, so that each face has a different colour. You can see ...

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Twenty parallelepipeds to ...

The rhombic triacontahedron can be coloured with five colours so that, around the vertices...

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Un poliedro allo specchio

Accostando a due specchi ortogonali un tetraedro le cui facce sono due triangoli equilate...

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Sections of a cube

If you cut a cube with planes perpendicular to a diagonal, you get sections that are equil...

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How many different dice th...

There are 30 possible dice (if we don't consider the usual convention of disposing in oppo...

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Twenty parallelepipeds to ...

The rhombic triacontahedron can be coloured with five colours so that, around the vertices...

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Un puzzle

Si vede da questo puzzle che il poliedro rosso si ottiene accostando il poliedro giallo, c...

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A cubic box

This cubic box can be opened in a unusual way and shows a polygon that can be a section of...

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