Question

A hemispherical bowl has inner radius of 4cm and outer radius of 6cm . The inside of the bowl has to be painted. How much area has to be painted

Answer 1

Answer:

Rs. 107 · Answer · Inner radius=24. 7cm Thickness=0. 3cm Outer radius=(24. 7+0. 3)cm =25cm outer surface area of bowl=2πr2=2×3. 1 4× ...