Learning Task 5: Transform the standard equation of a circle to general form and vice versa. Identify its radius and graph the circle. Radius Standard Form of the Equation of a Circle General Form of the Equation of a Circle x² + y2–4=0 1. 2. 3. 4. x2 + y2 = 144 5. 6. x2 + y2 - 225 = 0 7. 8. x2 + y2 = 72 x² + y2 – 6=0 9. 10.