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OpenStudy (anonymous):
the ratio of the lengths of the correspondinq sides of two rectangles is 8:3 . the area of the larger rectangle is 320 ft^2. what is the area of the smaller rectangle?
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OpenStudy (anonymous):
LW=320
OpenStudy (anonymous):
ratio of areas goes with the square so if the original ratio is 8:3 the areas will be in the ratio of 64:9
OpenStudy (anonymous):
\[320\times \frac{9}{64}=45\]
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