Calculate 6214

The cube A B C D A'B'C'D 'has a section area ACC'A' equal to 64 square root of 2 cm2 (square). Calculate the surface of the cube.

Correct answer:

S =  384 cm2

Step-by-step explanation:

S1=64 2=64 2 cm290.5097 cm2 u1=a2 S1=a u1 S1=a2 2  a=S1/2=90.5097/2=8 cm  S=6 a2=6 82=384 cm2

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