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The dimensions of rectangular room 11 feet by 11 feet by 7 feet what is total surace are of the room?
Wiki User
∙ 14y ago
Floor and ceiling = 11 x 11 = 121 ft2 each
Each wall = 11 x 7 = 77 ft2
Total inside surface area = 2 (121) + 4 (77) = 242 + 308 = 550 ft2
Wiki User
∙ 14y ago
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