Home
Class 12
MATHS
The lines 3x- 4y+4=0 and 6x-8y-7=0 are t...

The lines `3x- 4y+4=0` and `6x-8y-7=0` are tangents of a circel, then radius of the circel is-

A

`1/4`

B

`3/4`

C

`5/4`

D

`2`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 2|90 Videos

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 4|91 Videos

  • MCQ ZONE 3

    CHHAYA PUBLICATION|Exercise Question Paper 8|30 Videos

  • Measures of Central Tendency

    CHHAYA PUBLICATION|Exercise Exercise 2 C Very short answer type question|18 Videos

Similar Questions

Explore conceptually related problems

If the lines 3x-4y+4=0 and 6x-8y-7=0 are tangents to a circle, then find the radius of the circle.

The lines 4x+4y =1,8x -3y =2 and y=0 are-

x+y=6 and x+2y=4 are two diameters of a circle. If the circel passes through the point (6,2), then its radius is-

Two circle x^2+y^2=6 and x^2+y^2-6x+8=0 are given. Then the equation of the circle through their points of intersection and the point (1, 1) is x^2+y^2-6x+4=0 x^2+y^2-3x+1=0 x^2+y^2-4y+2=0 none of these

A circle through the common points of the circles x^(2) + y^(2) - 2x - 4y + 1 = 0 and x^(2) + y^(2) - 2x - 6y + 1 = 0 has its centre on the line 4x - 7y - 19 = 0 . Find the centre and radius of the circle .

Find the centre and the radius of the circle. 2x^2+2y^2-4x+8y-4=0

Prove that the lines 2x-3y-7=0,3x-4y-13=0 and 8x-11y-33=0 are concurrent.

If the straight line (x)/(a) + (y)/(b) = 1 is parallel to the line 4x + 3y = 6 and passes through the point of intersection of the lines 2x - y - 1 = 0 and 3x - 4y + 6 = 0 ,find the values of a and b .

The intercept on the line y=x by the circel x ^(2) + y^(2) -2x =0 is AB, then the question of the circel on AB as a diameter is-

CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 9
  1. The lines 3x- 4y+4=0 and 6x-8y-7=0 are tangents of a circel, then radi...

    Text Solution

    |

  2. if tan x =b/a, then (sqrt((a+b)/(a-b))+sqrt((a-b)/(a+b))) is equal to-

    Text Solution

    |

  3. The complex number z is is such that |z| =1, z ne -1 and w= (z-1)/(z+1...

    Text Solution

    |

  4. The number of words that can be formed out of the letters of the word ...

    Text Solution

    |

  5. The product [32. (32)^(1//6). (32) ^(1//36). ..o] is equal to-

    Text Solution

    |

  6. If a, b, c are distinct positive rational numbers and they are in A.P....

    Text Solution

    |

  7. If the pth, qth and rth terms of a G.P. are again in G.P., then p, q, ...

    Text Solution

    |

  8. 10 boys and 6 girls are arranged in a row, the number of arrangement i...

    Text Solution

    |

  9. If i= sqrt(-1) then the value of sqrti is-

    Text Solution

    |

  10. The sm of numjbers lying between 107 and 253 and divisible by 5 is-

    Text Solution

    |

  11. The coefficient of x ^(24) in (1+ x^(2)) ^(12)(1+ x^(12))(1+ x ^(24)) ...

    Text Solution

    |

  12. If the sum of squares of the diviations of 10 observations taken from ...

    Text Solution

    |

  13. If omega is a complex cube root of unity, then the value of (2-omega) ...

    Text Solution

    |

  14. If the coefficient of x^(7) in (ax ^(2) +(1)/(bx)) ^(11) equals the c...

    Text Solution

    |

  15. The probability of getting a total of at least 6 in the simultaneous t...

    Text Solution

    |

  16. In the Argand diagram, OAP is an isosceles right angled triangle, righ...

    Text Solution

    |

  17. The real part of (1+ cos ""pi/5 + i sin ""pi/5)^(-1) is-

    Text Solution

    |

  18. The valud of [15^(2)+16^(2)+17^(2)+…+ 30^(2)] is-

    Text Solution

    |

  19. 5 boys and 5 girls are sitting in a row randomly. The probability that...

    Text Solution

    |

  20. If x in RR and (x)/(2x+1) ge 1/4, state which of the following is true...

    Text Solution

    |

  21. The value of (""^(20) C(4) +2* ""^(20)C(3)+""^(20)C(2) -""^(22)C(18)) ...

    Text Solution

    |