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2) If mDE 31, what is the length of the radius of the circle? A. 15 C. 15.5 B. 16.5 D. 31​

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Rsquared42go

Answer:

DE is the diameter of the circle... so the radius will be 31 / 2 = 30/2 + 1/2 = 15 + 0.5 = 15.5

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