NCERT Exercise 12.1 - Q4 - Surface Areas and Volumes
Question: A cubical block of side 7 cm is surmounted by a hemisphere. What is the greatest diameter the hemisphere can have? Find the surface area of the solid.
Answer: Greatest diameter = 7 cm; surface area of the solid = 332.5 cm^2 (approx.).
Full step-by-step NCERT solution with diagrams on Something by Zero.