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OpenStudy (anonymous):
The areas of two similar rectangles are 338 cm^2 and 72 cm^2. What is the similarity ratio of the perimeters? A. 338:72 B. 169:36 C. 29:12 D. 13:6
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OpenStudy (nurali):
338/72 = 169/36 sqrt(169)/sqrt(36) = 13/6
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