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31. An oil funnel oftin sheet consistsof a cylindricalportion 10 cmlong attached toa frustum of acone. If the total 10 cmheight is 22 cm,diameter of thecylindrical portion is 8 cm and thediameter of the top of the funnel be 18cm, find the area of the tin required tomake the funnel:22 cm8 cm |
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Answer» solve to krde kon si class m h to solve please tell me your class 19th and urs 10th class kon se village se ho aap |
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