Home
Class 14
MATHS
In triangle ABC ,angle A=30^@. If the bi...

In `triangle ABC` ,`angle A=30^@`. If the bisector of angle B and angle C meet at a point O in the interior of the triangle, then `angle BOC` is equal to:
त्रिभुज ABC में, `angle A=30^@` है |यदि कोण B तथा कोण C के द्विभाजक त्रिभुज के आतंरिक भाग में एक बिंदु O पर मिलते हैं, तो `angle BOC` का मान ज्ञात करें|

A

`105^@`

B

`75^@`

C

`90^@`

D

`120^@`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

In triangle ABC , angle A=40^@ . If the bisector of angle B and angle C meet at a point O in the interior of the triangle, then angle BOC is equal to: त्रिभुज ABC में, angle A=40^@ है |यदि कोण B तथा कोण C के द्विभाजक त्रिभुज के आतंरिक भाग में एक बिंदु O पर मिलते हैं, तो angle BOC का क्या होगा ?

In a triangle ABC , the bisectors of angle B and angle C meets at point O within the triangle. If angle A= 132^@ , then the measure of angle BOC is: triangle ABC में, angle B तथा angle C द्विभाजक त्रिभुज के भीतर बिंदु O पर मिलते हैं | यदि angle A= 132^@ है, तो angle BOC का मान ज्ञात करें |

In a triangle ABC , the bisectors of angle B and angle C meets at point O within the triangle. If angle A= 116^@ , then the measure of angle BOC is: triangle ABC में, angle B तथा angle C द्विभाजक त्रिभुज के भीतर बिंदु O पर मिलते हैं | यदि angle A= 116^@ है, तो angle BOC का मान ज्ञात करें |

In a triangle ABC , the bisectors of angle B and angle C meets at point O within the triangle. If angle A= 110^@ , then the measure of angle BOC is: triangle ABC में, angle B तथा angle C द्विभाजक त्रिभुज के भीतर बिंदु O पर मिलते हैं | यदि angle A= 110^@ है, तो angle BOC का मान ज्ञात करें |

In a triangle ABC , the bisectors of angle B and angle C meets at point O within the triangle. If angle BOC =106^@ , then the measure of angle A is: triangle ABC में, angle B तथा angle C द्विभाजक त्रिभुज के भीतर बिंदु O पर मिलते हैं | यदि angle BOC =106^@ है, तो कोण A का मान ज्ञात करें |

In a triangle ABC , the bisectors of angle B and angle C meets at point O within the triangle. If angle BOC= 148^@ , then the measure of angle A is: triangle ABC में, angle B तथा angle C द्विभाजक त्रिभुज के भीतर बिंदु O पर मिलते हैं | यदि angle BOC= 148^@ है, तो कोण A का मान ज्ञात करें |

In a triangle ABC , the bisectors of angle B and angle C meets at point O within the triangle. If angle BOC =156^@ , then the measure of angle A is: triangle ABC में, angle B तथा angle C द्विभाजक त्रिभुज के भीतर बिंदु O पर मिलते हैं | यदि angle BOC =156^@ है, तो कोण A का माप ज्ञात करें |

In triangle ABC , angle A=72^@ . Its sides 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=72^@ है | इसकी भुजाओं AB और AC को बिंदु D तथा E तक बढ़ाया जाता है | यदि कोण CBD और कोण BCE के समद्विभाजक बिंदु O पर मिलते हैं, तो angle BOC का मान ज्ञात करें |

In a triangle ABC , the bisectors of angle B and angle C meet at point O within the triangle. If angle A=132^@ , then the measure of angle BOC is: एक triangle ABC में, angle B और angle C के समदविभाजक, त्रिभुज के भीतर बिंदु O पर मिलते हैं| अगर angle A=132^@ है ,तो angle BOC का माप हैं:

In a triangle ABC , the bisectors of angle B and angle C meet at point O within the triangle. If angle A=116^@ , then the measure of angle BOC is: एक triangle ABC में, angle B और angle C के समदविभाजक, त्रिभुज के भीतर बिंदु O पर मिलते हैं| अगर angle A=116^@ है ,तो angle BOC का माप हैं:

PINNACLE-GEOMETRY-EXERCISE
  1. ABCD is a cyclic quadrilateral such that AB is a diameter of the circl...

    Text Solution

    |

  2. Let triangle ABC ~ triangle QPR and (triangle ABC)/(triangle QPR)=9/16...

    Text Solution

    |

  3. In triangle ABC ,angle A=30^@. If the bisector of angle B and angle C ...

    Text Solution

    |

  4. Let triangle ABC ~ triangle RPQ and (triangle ABC)/(triangle PQR)= 1/9...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |