If a circle has the diameter of 8, what is the circumference?

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Jan 26, 2016

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#Cir##cumference=25.14......#

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#Note# #th##at# #pi=22/7#

#Radius=r#

#Radius# #o##f# #ci##rcl##e##=(Diameter)/2=8/2=4#

#Cir##cumference##=2pir=2pi(4)=8pi#

#rarr=8*22/7=176/7=25.14......#

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