Home
Class 12
MATHS
The angle between the tangents from the ...

The angle between the tangents from the origin to the circle `(x-7)^2 +(y+1)^2=25` is :

A

`(pi)/(3)`

B

`(pi)/(6)`

C

`(pi)/(2)`

D

`(pi)/(8)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • BINOMIAL THEOREM

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|200 Videos
  • COMMON ENTRANCE TEST - 2014

    HIMALAYA PUBLICATION|Exercise QUESTION BANK|60 Videos

Similar Questions

Explore conceptually related problems

The angle between a pair of tangents from a point P to the circle x^2 + y^2 = 25 is pi/3 . Find the equation of the locus of the point P.

Find the angle between the tangents drawn from the origin to the parabolas y^2=4a(x-a)

The angle between the two tangents drawn from the point (1,4) to the parabola y^(2)=12 x is

The angle between a pair of tangents from a point P to the circle x^(2)+y^(2)-6x-8y+9=0 is (pi)/(3) . Find the equation of the locus of the point P.

The length of the tangent from the point (1,-4) to the circle 2x^2+2y^2-3x+7y+9=0

The length of the tangent from (5, 1) to the circle x^2+y^2+6x-4y-3=0 is :

If the length of the tangent drawn from (f, g) to the circle x^2+y^2= 6 be twice the length of the tangent drawn from the same point to the circle x^2 + y^2 + 3 (x + y) = 0 then show that g^2 +f^2 + 4g + 4f+ 2 = 0 .

The length of the tangent from the point (1, -4) to the circle 2x^(2) + 2y^(2) - 3x + 7y + 9 = 0 is

The equations of tangents drawn from the origin to the circle x^2+y^2-2rx-2hy+h^2=0 are :

The angle between the pair of tangents drawn from the point (1,2) to the ellipse 3 x^(2)+2 y^(2)=5 is

HIMALAYA PUBLICATION-CIRCLES-QUESTION BANK
  1. If x=7 tonches the circle x^(2)+y^(2)-4 x-6 y-12=0 then the point o...

    Text Solution

    |

  2. The length of the chord joining the points (4 cos theta, 4 sin theta) ...

    Text Solution

    |

  3. The angle between the tangents from the origin to the circle (x-7)^2 +...

    Text Solution

    |

  4. The equation of the circle having radius 3 and touching the circle x^(...

    Text Solution

    |

  5. The Locus of the centre of the circle of radius 3, which rolls on the ...

    Text Solution

    |

  6. The locus of the mid-points of chords of the circle x^2+y^2 =4, which ...

    Text Solution

    |

  7. Let 'C' be the circle with centre (0,0 ) and radius 3 units. The equat...

    Text Solution

    |

  8. If the line y=m x is outside the circle x^(2)+y^(2)-20 y+90=0 then

    Text Solution

    |

  9. The number of tangtnts from (1,2) to the circle x^(2)+y^(2)-2 x-4 y+4...

    Text Solution

    |

  10. A square in inscribed in the circle x^(2)+y^(2)-2 x+4 y-3=0 . Its sid...

    Text Solution

    |

  11. The circles x^(2)+y^(2)+6 x+k=0 and x^(2)+y^(2)+8 y-20=0 touch each o...

    Text Solution

    |

  12. The area of the circle x^(2)+y^(2)-2 x+4 y-4=0 is

    Text Solution

    |

  13. The points (1,0),(0,1),(0,0) and (2k,3k),k!=0 are concyclic if k =

    Text Solution

    |

  14. From any point on the circle x^(2)+y^(2)=a^(2), tangtnts are drawn to...

    Text Solution

    |

  15. Angle between tangents drawn from a point on the director circle x^(2...

    Text Solution

    |

  16. Two tangents drawn from P(7,1) to the circle x^(2)+y^(2)=25 touches t...

    Text Solution

    |

  17. The ltngth of the tangtnt from (5,3) to the circle x^(2)+y^(2)+10 x+k...

    Text Solution

    |

  18. The equation of the tangtnt to the circle x^(2)+y^(2)-2 x+8 y-23=0 ha...

    Text Solution

    |

  19. The equation of the circle in the first quadrant touching each co-ordi...

    Text Solution

    |

  20. The equation of the circle having centre (1, 2) and passing through th...

    Text Solution

    |