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(B) Solve the following questions. (Any Two)1. The given figure shows the[4 Mameasures of a Joker's cap. Howmuch cloth is needed to make such21 cma cap ?10 cm |
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Answer» Radius = 10 cm height = 21 cm l =√r² +h²l =√10² + 21²l = √100 + 441l = √541l = 23.25 cm cloth required = Curved surface area of one conical cap = πrl= (22/7)×(10)×23.25= 73.07 cm ² Like my answer if you find it useful! |
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