Question

an oil funnel made of tin sheet consists of a 10cm long cylindrical portion attached to a frustum of a cone. If the total height is 22cm, diameter of the cylindrical portion is 8cm and the diameter of the top of the funnel is 18cm, find the area of the tin sheet required to make the funnel.​

Answer 1

Answer:

The total area is 863.9.

Answer 2

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