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A hemispherical depression is cut out from one face of a cubical wooden block such that the diameter l of the hemisphere is equal to the edge of the cube. Determine the surface area of the remaining solid.
Surface area of the remaining solid \(=\)
Answer variants:
\(\frac{l^2}{2}(6-\pi) cm^2\)
\(\frac{l^2}{4}(24+\pi) cm^2\)
\(\frac{l}{4}(24+\pi) cm^2\)
\(\frac{l}{2}(6-\pi) cm^2\)
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