Mathematics, 16.12.2019 16:31 22cadenwarner

At a zoo, the lion pen has a ring-shaped sidewalk around it. the outer edge of the sidewalk is a circle (blue) with a radius of 11 m. the inner edge of the sidewalk is a circle (orange) with a radius of 9 m. find the approximate area of the larger circle (blue).

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At a zoo, the lion pen has a ring-shaped sidewalk around it. the outer edge of the sidewalk is a cir...