estimate the circle with given circumfrence

Mathematics
Tutor: None Selected Time limit: 1 Day

420 curcumfrence round to nearest tenth 

May 12th, 2015

we have in the curcumference : 420 

we know : C=D*pi 

SO :  D=C/pi = 420/3,14 = 133,757961

and the raduis is R= D/2 = 66,878980

D is the diametre 

C is the curcumference 

R is the raduis

so 

Good luck 


May 12th, 2015

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May 12th, 2015
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May 12th, 2015
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