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10-02-2017
Mathematics

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a plate has a diameter of 14 inches . what is the approximate circumference of the plate?

a) 21.98 in
b) 43.96 in
c) 87.92 in
d) 153.86 in

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lovemeandpeace lovemeandpeace

10-02-2017

circumference formula is 2(pi)r^2
so you need to find the radius(diameter/2) r=7
then multiply 7 x 3.14= 21.98
then multiply by 2 21.98 x 2= 43.96
answer is B 43.96

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