Home
Class 9
MATHS
In fig. AB and CD intersect each other...

In fig.
AB and CD intersect each other at point O. If `angleAOC + angleBOE = 70^@` and `angleBOD = 40^@` then the value of `angleBOE` and reflex `angleCOE` are :

A

`angleCOE=250^@,angleBOE=30^@`

B

`angleCOE=70^@,angleBOE=110^@`

C

`angleCOE=30^@,angleBOE=110^@`

D

`angleCOE=50^@,angleBOE=120^@`.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Linear Equations In Two Variables

    MBD|Exercise Exercise|92 Videos

  • Number Systems

    MBD|Exercise Exercise|111 Videos

Similar Questions

Explore conceptually related problems

In Fig. , lines AB and CD intersect at O. If angleAOC+angleBOE=70^@ and angleBOD = 40^@ , find angleBOE and reflex angleCOE .

In Fig. , lines AB and CD intersect at O. If angleAOC+angleBOE=70^@ and angleBOD = 40^@ , find angleBOE and reflex angleCOE .

In Fig. 6.9, lines PQ and RS intersect each other at point O. If angle POR : angle ROQ = 5 : 7 , find all the angles.

In fig. , if lines PQ and RS intersect each other at point T such that anglePRT = 40^@ , angleRPT = 95^@ and angleTSQ = 75^@ then the value of angleSQT is :

In the given Fig , lines, PQ and RS intersect each other at point O. If anglePOR ∶ angleROQ = 5 : 7 , find the measure of all angles.

In the given Fig , lines, PQ and RS intersect each other at point O. If anglePOR : angleROQ = 5 : 7 , find the measure of all angles.

In figure, lines AB and CD intersect at O. If /_AOC + /_BOE = 70^@ and /_BOD = 40^@ , find /_BOE and reflex /_COE .

In fig., two chords AB and CD intersect each other at the point P prove that :- triangleAPC~triangleDPB . .

Two lines AB and CD intersect at O. if angleAOC=50^@ , find angleAOD,angleBOD and angleBOC .

MBD-Lines and Angles-Exercise
  1. A triangle cannot have more than ............ obtuse angles.

    Text Solution

    |

  2. Sum of the angles of a quadrilateral is ................ .

    Text Solution

    |

  3. In fig. AB and CD intersect each other at point O. If angleAOC + ang...

    Text Solution

    |

  4. In fig. POQ is a line, anglePOR = 4x and angleQOR = 2x then the valu...

    Text Solution

    |

  5. In the given fig. if angleAOC + angleBOD = 75^@ then the value of an...

    Text Solution

    |

  6. In the fig. value of y is :

    Text Solution

    |

  7. In the given fig. the value of x is :

    Text Solution

    |

  8. In fig. , anglePOR and angleQOR form a linear pair if a -b = 80^@ then...

    Text Solution

    |

  9. In fig. angleXYZ = 64^@ and XY is produced to point P. If ray YQ bis...

    Text Solution

    |

  10. In fig. , b is more than one-third of a right angle than a. The value...

    Text Solution

    |

  11. In fig. n - x = 3^@ then values of x and n are :

    Text Solution

    |

  12. For parallel lines the sum of interior angles on the same side of a tr...

    Text Solution

    |

  13. In fig. q II r and p is transversal. If angle1 and angle2, 3 : 2 the...

    Text Solution

    |

  14. In fig. the values of x and y are :

    Text Solution

    |

  15. In fig. , if AB || CD, CD ||EF and y : z = 3 : 7 then value of x is :

    Text Solution

    |

  16. In fig. , if AB ||CD, EF | CD and angleGED = 126^@ then the value of ...

    Text Solution

    |

  17. In fig. , if PQ II ST, anglePQR = 110^@ and angleRST = 130^@, find a...

    Text Solution

    |

  18. In fig. , if AB || CD, angleAPQ = 50^@ and anglePRD = 127^@ then valu...

    Text Solution

    |

  19. In fig , AB||CD, the value of x is :

    Text Solution

    |

  20. For two parallel lines sum of interior angles on the same side of a tr...

    Text Solution

    |