Home
Class 10
MATHS
If the extremities of a circle be (-5, 7...

If the extremities of a circle be (-5, 7) and (3, -11), find the centre of the circle.

Promotional Banner

Topper's Solved these Questions

  • CIRCLES

    KALYANI PUBLICATION|Exercise EXERCISE|39 Videos

  • Co-ordinator Geometry

    KALYANI PUBLICATION|Exercise Exercise|38 Videos

Similar Questions

Explore conceptually related problems

Two extremities of a diameter of a circle are (-4, 3), (12, -1). Find the length of the chord made by the circle on the Y -axis.

From a point P,the length of the tangent to a circle is 15 cm and distance of P from the centre of the circle is 17 cm . Find the radius of the circle.

If OABC is a quadrant of a circle whose centre is O and radius r, find the perimeter of the circle.

Find the equation of the circle whose centre is (4, 5) and which passes through the centre of the circle x ^2 + y ^2 + 4x -6y - 12 = 0

Find the area of the sector of a circle with radius 5 cm and angle 30^@ . Also find the area of the corresponding major sector ( pi = 3.14 ).

A sector from teo concentric circle is shown in Fig.14.If the radii of the circles are respectively 3.5 cm and 7 cm,find the area of the shaded region in the figure.

The radius of two circles are in the ratio 3 : 4 and sum of their areas is equal to the area of a circle whose radius is 35 cm. Find the radius of these two circles.

Does each of the following equation represent a circle? If so, find the centre and radius of the circle. (ii) x ^2 + y ^2 - 4x + 5 = 0

Find the area of the shaded region in the given figure. If PR=24cm , PQ=7cm and O is the centre of the circle.

Does each of the following equation represent a circle? If so, find the centre and radius of the circle. (iii) 2x ^2 + y ^2 - 6x -8y - 11 = 0

KALYANI PUBLICATION-Co-ordinate Geometry-EXERCISE
  1. If the square of the distance between the points (5, 10) and (10, y) b...

    Text Solution

    |

  2. One extremity of a straight line 10 cm long is (-3, 2). If the ordinat...

    Text Solution

    |

  3. If the extremities of a circle be (-5, 7) and (3, -11), find the centr...

    Text Solution

    |

  4. Find the coordinate of a point equidistant from the given points A(2, ...

    Text Solution

    |

  5. Find the co-ordinate of a point equidistant from the given point A(1, ...

    Text Solution

    |

  6. Prove that the points (-1, 0), (3, 1), (2, 2), (-2, 1) are the vertice...

    Text Solution

    |

  7. Prove that the points (- 1, 0), (0, 3), (1, 3) and (0, 0) are the vert...

    Text Solution

    |

  8. Prove that the points (-2, –1), (1, 0), (4, 3), (1,2) are not the ver...

    Text Solution

    |

  9. Prove that the points (a, b), (a, -b), (-a, b) and (-a, -b) are the ve...

    Text Solution

    |

  10. Show that the quadrilateral with the vertices (3, 2), (0, 5), (-3, 2),...

    Text Solution

    |

  11. Show that the quadrilateral with the vertices (0, 0), (a, 0), (a, a), ...

    Text Solution

    |

  12. Show that the quadrilateral with the vertices (7, 3), (3, 0), (0, -4),...

    Text Solution

    |

  13. Prove that (3, 4), (4, 2), (5, 4) and (4, 6) are the vertices of a rho...

    Text Solution

    |

  14. If the co-ordinates of the points P, Q, S are (at^2, 2at), (a/t^2, (2...

    Text Solution

    |

  15. If D is the middle point of the side BC of the triangle ABC, prove tha...

    Text Solution

    |

  16. find the co-ordinates of the middle points of the line segment joining...

    Text Solution

    |

  17. find the co-ordinates of the middle points of the line segment joining...

    Text Solution

    |

  18. find the co-ordinates of the middle points of the line segment joining...

    Text Solution

    |

  19. the end points of a line and the ratio in which it is divided by a poi...

    Text Solution

    |

  20. the end points of a line and the ratio in which it is divided by a poi...

    Text Solution

    |