Question

- A container opened from the top and made up of a metal sheet is in the form of a frustumn of a cone of
het 16 cm with radii of its lower & upper ends as 8 cm & 20 cm respectively. Find the cost of
metal sheet used to make the container, if it costs Rs. 8 per 100 cm2^. (Takenπ = 3.14).
OR​

Answer 1

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