Find the area of the region inside the circle and outside the cardioid

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23-03-2017
Mathematics

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Find the area of the region inside the circle and outside the cardioid

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BaileyBelmont BaileyBelmont · Answer 1 · 2017-03-24T12:30:07+01:00

BaileyBelmont BaileyBelmont

24-03-2017

ok.
if I got this right, you need the area inside the cardioid but without actual circle in it. Well, if so, it is easy:

area(cardioid)=6*Pi*r^2
area(circle)=Pi*r^2
area(cardioid-circle)=5*Pi*r^2
where r=radius of the circle. and r^2=r*r

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