NCERT Exercise 12.1 - Q5 - Surface Areas and Volumes
Question: 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.
Answer: Surface area of remaining solid = l^2/4 * (24 + pi).
Full step-by-step NCERT solution with diagrams on Something by Zero.