Cube wall

Calculate the cube's diagonal diagonal if you know that the surface of one wall is equal to 36 centimeters square. Please also calculate its volume.

Correct result:

u =  10.3923 cm
V =  216 cm3

Solution:

S1=36 cm2 a=S1=36=6 u=3⋅ a=3⋅ 6=6 3=10.3923 cm
V=a3=63=216 cm3

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