diameter of the cylindrical portion is 8 cm and the diameter of the top of the funnel is 18 cm

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An oil funnel made of tin sheet consists of a 10 cm long cylindrical portion attached to a frustum of a cone. If the total height is 22 cm, diameter of the cylindrical portion is 8 cm and the diameter of the top of the funnel is 18 cm, find the area of the tin sheet required to make the funnel .
06
Oct
An oil funnel made of tin sheet consists of a 10 cm long cylindrical portion attached to a frustum of a cone. If the total height is 22 cm, diameter of the cylindrical portion is 8 cm and the diameter of the top of the funnel is 18 cm, find the area of the tin [...]
Posted in: Chapter 13 - Surface Areas and Volumes , Maths , NCERT Class 10 ,
Tags: An oil funnel made of tin sheet consists of a 10 cm long cylindrical portion attached to a frustum of a cone. If the total height is 22 cm , diameter of the cylindrical portion is 8 cm and the diameter of the top of the funnel is 18 cm , find the area of the tin sheet required to make the funnel . ,