Home
Class 10
MATHS
ABCD is a quadrilateral such thatangleD=...

ABCD is a quadrilateral such that`angleD=90^@`.The circle C(0,r) touches the sides AB,BC,CD and DA at P,Q,R and S respectively.If BC=38cm.CD=25cm and BP=27cm.then find r.

Promotional Banner

Topper's Solved these Questions

  • CIRCLES

    KALYANI PUBLICATION|Exercise EXERCISE|39 Videos

  • ARITHMETIC PROGRESSION

    KALYANI PUBLICATION|Exercise EXERCISE|22 Videos

  • Co-ordinate Geometry

    KALYANI PUBLICATION|Exercise EXERCISE|58 Videos

Similar Questions

Explore conceptually related problems

If the incircle of the triangle ABC touches the sides AB,BC,CA at P,Q and R respectively,then show that: AP+BQ+CR= 1/2 perimeter of triangleABC

A line LM is drawn parallel to the base BC of /_\ ABC which meets side side AB and AC at L and M respectively. If AB=12 cm , AL=4 cm and AC= 18 cm , find the length of CM.

A line LM is drawn parallel to the base BC of /_\ ABC which meets side side AB and AC at L and M respectively. If AB=12 cm , AL=4 cm and AC= 18 cm , find (Area of /_\ALM )/(Area of /_\ ABC ).

ABC is a right angled triangle where /_B=90° . If AB=15 cm,BC= 8 cm then find cot A.

If a circle touches all the sides of the quadrilateral ABCD,then show that AB+CD=BC+DA.

ABC is a right angled triangle where /_B = 90° . If AB=15 cm,BC= 8 cm then find sec C.

ABC is a right angled triangle where /_B = 90° . If AB=15 cm,BC= 8 cm then find tan C .

ABC is a right angled triangle where /_B = 90° . If AB=15 cm,BC= 8 cm then find sin C.

ABC is a right angled triangle where /_B = 90° . If AB=15 cm,BC= 8 cm then find cos A.

ABC is a right angled triangle where /_B = 90° . If AB=15 cm,BC= 8 cm then find cosec A.

KALYANI PUBLICATION-CIRCLES-EXERCISE
  1. Prove that tangents from extremities of any chord makes equal angle wi...

    Text Solution

    |

  2. PA and PB are two tangents drawn from an external point P at the point...

    Text Solution

    |

  3. ABCD is a quadrilateral such thatangleD=90^@.The circle C(0,r) touches...

    Text Solution

    |

  4. Prove that parallelogram circumscribing a circle is a rhombus.

    Text Solution

    |

  5. From a point P, two tangents PA and PB are drawn to a circle C(0,r). I...

    Text Solution

    |

  6. Prove that the length of tangents drawn from an external point to a ci...

    Text Solution

    |

  7. Prove that the centre of a circle touching two intersecting lines lies...

    Text Solution

    |

  8. In figure two equal circles touch each other at T if QP =4.5 cm then Q...

    Text Solution

    |

  9. Draw a circle with centre O and radius 4 cm. Take a point P outside th...

    Text Solution

    |

  10. Draw a circle of radius 1 cm. From a point P 2.2 cm apart from the cen...

    Text Solution

    |

  11. Construct a tangent to a circle of radius 1.8 cm from a point on the c...

    Text Solution

    |

  12. Draw a pair of tangents to a circle of radius 5 cm which are inclined ...

    Text Solution

    |

  13. Draw a pair of tangent to a circle of radius 2.3 cm which are inclined...

    Text Solution

    |

  14. What is the relation between tangent and secant?

    Text Solution

    |

  15. From a point P,the length of the tangent to a circle is 15 cm and dist...

    Text Solution

    |

  16. If CP and CQ are tangent from an external point C to a circle centered...

    Text Solution

    |

  17. If two tangents are drawn from an external point to a circle, what is ...

    Text Solution

    |

  18. How many tangents can you draw on a circle.

    Text Solution

    |

  19. If two tangents are drawn to a circle from an external points, they su...

    Text Solution

    |

  20. The length of tangent from an external point is always then the lengt...

    Text Solution

    |