The circumference of a circle is 65π. In terms of pi, what is the area of the circle?

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asked Oct 10, 2017 135k views

1 Answer

Jma · Answer 1 · 2017-10-16T10:11:40+0000

circumerence=2pi(r)
circumerence=65pi
65pi=2pir
divide both sides by pi
65=2r
divide both sides by 2
32.5=r

area=pir^2
area=pi32.5^2
area=pi1056.25
area=1056.25pi

The circumference of a circle is 65π. In terms of pi, what is the area of the circle?

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