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x^2 + y^2 = r^2
(x-3)^2 + (y-2)^2 = r2
(-4-3)^2 + (6-2)^2 = r^2
49 + 16 = r^2
r ^2 = 65
pers lingkaran =>
x^2 + y^2 = r^2
(x-3)^2 + (y-2)^2 = 65