24-05-2017
Mathematics

contestada

What is the area of a circle with the circumference of 37.68

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24-05-2017

c=2pir
given
c=37.68
37.68=2pir
divide both sides by 2
18.84=pir
divide both sides by pi or 3.14
6=r

sub

area=pir^2
area=pi6^2
are=36pi
using pi=3.14
area=113.04 square units

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