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Mathematics 15 Online
OpenStudy (anonymous):

Find the circumference of the circle pictured. Use C = 3.14(2)(r). A circle with the radius 2x + 1. A. 6.28x + 3.14 B. 3.142 + 6.28 C. 12.56x + 6.28

OpenStudy (anonymous):

substitute r = 2x + 1

OpenStudy (anonymous):

Now I'm confused

OpenStudy (anonymous):

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