NCERT Exercise 11.3 Q9 - Surface Areas and Volumes
Question: A heap of wheat is in the form of a cone of diameter 10.5 m and height 3 m. Find its volume. It is to be covered by canvas to protect it from rain. Find the canvas area required.
Answer: Volume = 86.625 m³; canvas area required ≈ 99.8 m².
Full step-by-step NCERT solution with diagrams on Something by Zero.