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Mathematics 9 Online
OpenStudy (anonymous):

Estimate the circumference. Use 3.14 or 22/7 to approximate π. A. 18.75 cm B. 19.63 cm C. 37.5 cm D. 39.25 cm

OpenStudy (daniellelovee):

Circumference =2pir r=diameter/2

OpenStudy (daniellelovee):

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OpenStudy (daniellelovee):

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OpenStudy (anonymous):

ok so the radius is half of the diameter

OpenStudy (daniellelovee):

yup

OpenStudy (anonymous):

so but nun of the answers match half of it so now wat

OpenStudy (daniellelovee):

because you have to find the circumference (I also gave you the formula)

OpenStudy (daniellelovee):

Circumference =2pi(r) now just plug in the numbers into the equation

OpenStudy (anonymous):

thanks

OpenStudy (daniellelovee):

np :)

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