GeometryMediumCircles & Lines ShareCircles & Lines · Medium problemWhat is the radius of the circle x2+y2−6x+8y=0x^2 + y^2 - 6x + 8y = 0x2+y2−6x+8y=0?A252525B7\sqrt{7}7C101010D666E555Check Show answer Walk through it step by step Practice more like this Review this concept