Question

VĂ ROGG REPEDEEEEEE
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Answer 1

Suma tuturor muchiilor = 60

sunt 12 munchii intr un cub => 60/12=5

a) lungimea unei muchii = 5

b) volumul cubului = $muchia^{3} => 5^{3} =125$

c) lungimea diagonalei cubului = $muchia \sqrt[]{3} => 5\sqrt{3}$

d) aria totala a cubului = $6*muchia^2=>6*5^2=6*25=150$