Find the area of the region enclosed between the two circles: `x^2+y^2=4`and `(x-2)^2+y^2=4`.

Find the area of the region enclosed between the two circles x^2 + y^2 =1 and (x-1)^2 + y^2 = 1

Find the area of the region enclosed between the circles x^(2)+y^(2)=4 and (x-2)^(2)+y^(2)=4

Find the area of the region enclosed between the two circles x^(2) +y^(2) =1 and (x-1)^(2) +y^(2)=1

Find the area of the region enclosed between the two circle x^(2) + y^(2) = 4 and (x - 2)^(2) + y^(2) = 4 .