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Answer:
Step-by-step explanation:
Surface area of the facing side and its opposite side = 4* height = 4 * 2
= 8 m^2
Total surface area = 2 * 8 + 2 * 4 *4 + 2 * 4 * 2.5.
= 16 + 32 + 20
= 68 m^2.