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How many square meters is the 4 cm trademark paper?
The width of the obtained rectangle is the height of the original cuboid, so the width is 4cm, and its length is formed by alternately connecting two lengths and two widths of the original cuboid, so the length is 2 (length+width) = 2 (8+3) = 22cm, so the area is length × width = 22×4 = 88 (square cm).