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Mathematics 8 Online
OpenStudy (anonymous):

Find the exact circumference of the circle. http://media.education2020.com/evresources/647-11-01-00-00_files/i0160000.jpg

jhonyy9 (jhonyy9):

so hope you know formula of circumference of a circle ,yes ? than you see that you need calculi r so what will be equal with the half part of hypotenuse of this right triangle inside this circle - hope this will help you for the first step good luck

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