Circle

JEE Main 2021 · 17 Mar, Morning shift · Q3129

MathematicsMedium127×since 2002Q3129

The line 2x

-

y + 1 = 0 is a tangent to the circle at the point (2, 5) and the centre of the circle lies on x

-

2y = 4. Then, the radius of the circle is :

JEE Main 2021 · 17 Mar, Morning shift · Q3129

MathematicsMedium127×since 2002Q3129

The line 2x

-

y + 1 = 0 is a tangent to the circle at the point (2, 5) and the centre of the circle lies on x

-

2y = 4. Then, the radius of the circle is :

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