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January 29, 2015

January 29, 2015

Posted by **larry** on Wednesday, July 18, 2012 at 9:36am.

- geometry -
**MathMate**, Wednesday, July 18, 2012 at 10:21amSimilarity ratio and ratio of perimeters are both linear ratios.

Ratio of areas is the square of the linear ratios.

The linear ratios are therefore the square-root of the area ratio, namely:

linear ratios = sqrt(18/50)=0.6

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