Equation Of Circle General Form

Equation of Circle(general form)

graph TB A[Equation of Circle] --> B[General Form] B --> C["x^2 + y^2 + 2gx + 2fy + c = 0"] C --> D1["Center (-g, -f)"] C --> D2["Radius sqrt(g^2 + f^2 - c)"] C --> D3[Circle passes through origin if c = 0]