groshong2003 groshong2003

16-03-2016
Mathematics

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A dime has a radius of 8 1/2 millimeters. Find the circumference of a dime to the nearest tenth.

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apologiabiology apologiabiology

16-03-2016

circumference=2pir
r=8.5
c=2pi8.5
c=17pi
aprox pi to 3.14
c=17 times 3.14
c=53.38
round to nearest 10th
53.4

answe ris 53.4mm

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