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25 September, 14:14

A tin is a right circular cylinder with a diameter of 4 meters and a height of 6 meters. What is the surface area of this tin, in terms of pi?

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  1. 25 September, 14:20
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    32 pi m^2

    Step-by-step explanation:

    The surface area of a cylinder is given by

    SA = 2pi r^2 + 2 pi rh

    The diameter is 4 meters so the radius is 1/2 of the diameter = d/2 = 2 meters

    SA = 2 * pi * (2) ^2 + 2 pi * 2*6

    = 8pi + 24pi

    = 32 pi m^2
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