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The lines $3 x - 4 y + 4 = 0$ and $6 x - B y - 7 = 0$ are tangents to the same circle. Then, its radius, is

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Correct option is C

Two given tangents are parallel to each other. Therefore, the distance between them is equal to the diameter of the circle.∴ Radius =12× Distance between 3x−4y+4=0 and 6x−8y−7=0⇒ Radius =124+729+16=34

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The lines 3x -4y + 4 = 0 and 6x - By- 7 = 0 are tangents to the same circle. Then, its radius, is

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

free study material

The lines $3 x - 4 y + 4 = 0$ and $6 x - B y - 7 = 0$ are tangents to the same circle. Then, its radius, is