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Sai Vaibhav

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Given, length = 11 m breadth = 8 m height = 5 m We know, Area of floor = Area of rect. = l*b = 11*8 = 88 m Area of 4 walls = 2(l+b)h = 2(11+8)*5 = 2 * 19 * 5 = 190 m²

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