answer this fast plz
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Answer:
total surface area of cylinder =2×22/7×r×(r+h)
taking radius as 7 and total surface area as 924
924=2×22/7×7(7+h)
924=2×22/7×49+7h
924=2×22×7+7h
924-308=7h
616=7h
616/7=h
88=h