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Help on #3plzzzz thank you

Help on #3plzzzz thank you-example-1
User JoeRod
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1 Answer

5 votes

C = 2 \pi r


30~cm = 2 * 3.14 * r


30~cm = 6.28 * r


r = (30~cm)/(6.28)


r = 4.77~cm

Answer: The radius is 4.8 cm.
User Chrsi
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8.0k points