MathematicsMedium127×since 2002Q3051If a line along a chord of the circle 4x² + 4y² + 120x + 675 = 0, passes through the point (−-−30, 0) and is tangent to the parabola y² = 30x, then the length of this chord is :A5B7C53{\sqrt 3 }3D35{\sqrt 5 }5Check answerSkip