Mathematics, 23.01.2021 01:00 webbjalia04

The circumference A of a circle varies directly with its radius. A circle with a radius of 4 has a circumference of about 25.1 in.2. What would be the circumference of a circle with a radius of 9 in.?

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The circumference A of a circle varies directly with its radius. A circle with a radius of 4 has a c...

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