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Mathematics
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Spencer has to gift wrap all the surfaces of the poster tube shown below.
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What is the area of the gift wrapping paper that Spencer will need? 163.4 square inches 113.1 square inches 153.4 square inches 138.3 square inches
If we find the surface area of the shape,we will reach answer.as this is a tube,it only contain curved area of cylinder, area of curved region of cylinder=22/7*4*9=113.1
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