The volume of a solid hemisphere is 56\({ {4} \over 7}\) cm³. What is its total surface area (in cm²)? (Take π = \({ {22} \over 7}\))

1
\({ {495} \over 7}\)
2
\({ {396} \over 7}\)
3
\({ {594} \over 7}\)
4
\({ {494} \over 7}\)

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