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A cylindrical vessel without a lid is made from a sheet of metal . Find the area of the metal required if the length of the vessel is 35cm and its diameter is 28cm ????

  • maths -

    top and bottom have area πr^2 = 196π
    sides have area 2πrh = 980π
    total: 1176π

  • maths -

    oops. gotta add another 196π since we have top and bottom.

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