Koliko u stupnjevima iznosi kut kojeg zatvaraju dvije strane pravilnog tetraedra?
What is the size of the angle enclosed by two sides of a regular tetrahedron?(in degrees)
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Koliko u stupnjevima iznosi kut kojeg zatvaraju dvije strane pravilnog tetraedra?
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[lang=en]
What is the size of the angle enclosed by two sides of a regular tetrahedron?(in degrees)
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