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. An oil funnel made of tin sheet consists of a10 cm long cylindrical portion attached to afrustum of a cone. Ifthe total height is 22 cm,diameter of the cylindrical portion is 8 cm andthe diameter of the top of the funnel is 18 cnmfind the area of the tin sheet required to makethe funnel (see Fig. 15.25). |
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Answer» Send in detail Thx |
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