Pearson Geometry Common Core, 2011
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Pearson Geometry Common Core, 2011 View details
4. Perimeters and Areas of Similar Figures
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Exercise 14 Page 638

If the scale factor of two similar figures is then the ratio of their areas is

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If the scale factor of two similar figures is then the ratio of their areas is With this in mind, consider the given similar figures. Let be the area of the smaller isosceles trapezoid.

We have two corresponding sides of similar figures that measure meters and meters. Let's find the scale factor.