The length of the diagonal of a cube is 8√2cm. Find the surface area
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Answer:
Step-by-step explanation:
Let 1 side be a.
Diagonal of a side = √3a=8×√2
a = 8×√2/√3
TSA of cube = 6a^2= 6× (8×√2/√3)^2
=6×64/9
=2×128/3
=256/3
=85.33..…
=85.33(approx)
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