A circular puzzle is 20 inches in diameter. All of the pieces are about the same size. Find the circumference.

DCShannon asked Jun 9, 2023

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DCShannon asked Jun 9, 2023

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24 votes

analyze problem

perfect circle with diameter of 20

so, radius is 10

circle circumference=10*pi*r

31.4*2

62.8

Guido Dizioli answered Jun 14, 2023

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