By what factor does tripling all the linear dimensions of the figure below affect the perimeter and the area? 4 ft. 9 ft. A. perimeter factor = 3; area factor = 9 B. perimeter factor = 3; area factor = 6 C. perimeter factor = 3; area factor = 3 D. perimeter factor = 4; area factor = 81 E. None of these
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