The Russian ruble coin has a radius of 10.25 mm. What is the circumference in terms of pi ? The answer is 20.5 Pi

asked Nov 7, 2018 34.7k views

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The Russian ruble coin has a radius of 10.25 mm. What is the circumference in terms of pi ?

The answer is 20.5 Pi

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6 votes

The answer should be 64.4, 20.5 is the diameter, you need to multiply the diameter times pi.

MefiX answered Nov 9, 2018

by MefiX

6.4k points

4 votes

Answer:

D is the answer.

Explanation:

5mc

10mc

10.25mc

20.5mc

Yargicx answered Nov 13, 2018

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