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Question
An oil funnel consists of a cylindrical portion 10 cm long attached to a frustum of a cone. If the total height is 22cm, the diameter of the cylindrical portion be 8cm and the diameter of the top of the funnel be 18cm. Find the area of the tin required to make the funnel.
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Solution
The solid consists of 2 figures- a Frustum and a cylinder. The required dimensions for both are given. Now find the curved surface area of both the frustum and the cylinder. Add them to get your answer.
This is the approach to solve the questions. In case you are still getting stuck somewhere, kindly send a picture or a brief description of the step where you are facing the issue.
This is the approach to solve the questions. In case you are still getting stuck somewhere, kindly send a picture or a brief description of the step where you are facing the issue.
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