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Given two circles, V and W, with radii 9 in. and 11 in. respectively,the ratio of the areas is

Given two circles, V and W, with radii 9 in. and 11 in. respectively,the ratio of-example-1

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Circle V radius (r)= 9 inch

Circle W radius = 11 inch

Area of a circle: π r^2

Replacing:

A (v) = π 9^2 = π 81

A (W)=π 11^2 = π 121

Ratio_: v/w

π 81 / π 121 = 81/121

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