kcarstensen59070
17.10.2019 •
Mathematics
Find the area of the region inside the circle and outside the cardioid
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Ответ:
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
Ответ:
Meaning the answers is (A)