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OpenStudy (anonymous):
If the ratio of the radii of two spheres is 6 : 5, what is the ratio of the surface areas of the two spheres?
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OpenStudy (goformit100):
what is the formula of surface area of sphere????
OpenStudy (lgbasallote):
hint!! radius is measured in cm, m, etc area is measured in cm^2, m^2, etc therefore area is in square units therefore...the ratio of areas is equal to the squares of the ratio of the radii ;)
OpenStudy (anonymous):
thankyuu ")
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