From a cylinder having diameter 42 cm and height 49 cm, a hemisphere of equal diameter is
removed out. Find the curved surface area and the total surface area of the remaining part.
। व्यास 14 cm र उचाइ 30 cm भएको एउटा ठोस बेलनाबाट समान अर्धव्यास र उचाइ 24 cm भएको एउटा सोली
49 cm-
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70 cm answer is wrong so
answer the
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