Find the total surface area of the closed cylinder. 7 cm length. 4 cm width
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Answer:
we k.n.t total surface area of cylinder =2πr(r+h).
Given d=7 cm and h=40 cm .
Total surface area =2πr(r+h)
=2π×3.5×(3.5+40)=956.13
∴T.S.A=957 cm
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