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OpenStudy (poetryprincess):
If the scale factor between two circles is 2x/5y, what is the ratio of their areas?
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OpenStudy (poetryprincess):
A. 2x/5y B. 2x^2/5y^2 C. 4x^2 pi/25y^2 D. 4x^2/25y^2
Directrix (directrix):
Circles are similar figures. The ratio of the areas is the square of scale factor.
Directrix (directrix):
@PoetryPrincess
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