1.

An oil funnel made of tin sheet consists of a 10 cm long cylindrical portion attached to afrustum of a cone. If the total height is 22 cm,diameter of the cylindrical portion is 8 cm andthe diameter of the top of the funnel is 18 cm,find the area of the tin sheet required to makethe funnel (see Fig. 13.25).​

Answer»

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 (see the given Fig. Let r1 and H1 be respectively the radius and height of cylindrical part. = 782.57 cm2.I HOPE THIS WILL HELP U PLZZZ FOLLOW ME GUYS AND SAY THANKS TO ME.......PLZZZZZZZ



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