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The circumference of a circle with radius of 7 km is 44.0 km (to the nearest tenth), and the area of a circle with radius of 7 km is 153.9 km (to the nearest tenth).

C = 2 pi R

A = pi R2

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โˆ™ 2011-03-03 22:55:17
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Q: Could Find the circumference and area of each circle and round to the nearest tenth the radius is 7 kilometer?
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