Home
Class 14
MATHS
In triangle ABC ,angle A= 70^@. AB and A...

In `triangle ABC` ,`angle A= 70^@`. AB and AC are produced to the point D and E. If the bisectors of the `angle CBD` and `angle BCE` meet at the point O, then `angle BOC` will be equal to:
त्रिभुज ABC में, `angle A=70^@` में AB और AC को क्रमशः बिंदु D तथा E तक बढ़ाया जाता है | यदि कोण CBD और कोण BCE के द्विभाजक बिंदु O पर मिलते हैं, तो `angle BOC` का मान क्या होगा ?

A

`95^@`

B

`70^@`

C

`55^@`

D

`105^@`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

PINNACLE-GEOMETRY-EXERCISE
  1. Let triangle ABC ~ triangle RPQ and (triangle ABC)/(triangle PQR)= 1/9...

    Text Solution

    |

  2. ABCD is a cyclic quadrilateral such that AB is a diameter of the circl...

    Text Solution

    |

  3. In triangle ABC ,angle A= 70^@. AB and AC are produced to the point D ...

    Text Solution

    |

  4. PA and PB are two tangents from a point P outside the circle with cent...

    Text Solution

    |

  5. PA and PB are two tangents from a point P outside the circle with cent...

    Text Solution

    |

  6. If triangle ABC ~ triangle QPR and (triangle ABC)/(triangle PQR)=9/4,A...

    Text Solution

    |

  7. In triangle ABC ,angle A=50^@. Its sides AB and AC are produced to th...

    Text Solution

    |

  8. ABCD is a cyclic quadrilateral such that AB is a diameter of the circl...

    Text Solution

    |

  9. ABCD is a cyclic quadrilateral such that AB is the diameter of the cir...

    Text Solution

    |

  10. From a point P outside the circle with centre O, two tangents PA and P...

    Text Solution

    |

  11. Let triangle ABC ~ triangle RPQ and (triangle ABC)/(triangle RPQ)= 1/4...

    Text Solution

    |

  12. In triangle ABC ,angle A=40^@. If the bisector of angle B and angle C ...

    Text Solution

    |

  13. ABCD is a cyclic quadrilateral such that AB is a diameter of the circl...

    Text Solution

    |

  14. PA and PB are two tangents to a circle with centre O, from a point P o...

    Text Solution

    |

  15. Triangle PQR is a right-angled at Q. If PQ=6 cm , PR=10 cm, then QR is...

    Text Solution

    |

  16. If two equal circles whose centres are O and intersect each o ′ other ...

    Text Solution

    |

  17. ABCD is a cyclic quadrilateral such that AB is a diameter of the circl...

    Text Solution

    |

  18. PA and PB are two tangents to a circle with centre O, from a point P o...

    Text Solution

    |

  19. PA and PB are two tangents to a circle with centre O, from a point P o...

    Text Solution

    |

  20. ABCD is a cyclic quadrilateral such that AB is a diameter of the circl...

    Text Solution

    |