Home
Class 14
MATHS
AB is the diameter of a circle which cen...

AB is the diameter of a circle which centre is O. DC is a chord where DC||AB. Accordingly if `angleBAC=20^(@)`, then find the `angleCOD`.

A

`60^(@)`

B

`80^(@)`

C

`90^(@)`

D

`100^(@)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • DATA INTERPRETATION

    MOTHERS|Exercise MULTIPLE CHOICE QUESTIONS|372 Videos

  • LCM & HCF

    MOTHERS|Exercise MULTIPLE CHOICE QUESTION|200 Videos

Similar Questions

Explore conceptually related problems

AB is the diameter of a circle whose centre is O. DC is a chord of that circle. If DC||AB and angleBAC=20^(@) then angleADC =?

AB is a diameter of circle with centre O. PQ is a chord which do not cut AB. If AP and BQ are joined. If angleBAP=angleABQ then ABQP is-

AB and CD are diameters of a circle with centre O.If /_OBD=50^(@) then find /_AOC

In the adjoining figure,AB is the diameter of the circle of centre O & the chord CD is equal to radius. If P is an external point, then find the value of angleAPB .

AB is diameter of a circle with centre 'O'. CD is a chord which is equal to the radius of the circle. AC and BD are extended so that they intersect each other at point P. Then find the value of angleAPB .

MOTHERS-GEOMETRY -MULTIPLE CHOICE QUESTIONS
  1. In the given diagram AB is tangent. AC and CD are diameter of bigger a...

    Text Solution

    |

  2. AB is the diameter of a circle whose centre is O. DC is a chord of tha...

    Text Solution

    |

  3. AB is the diameter of a circle which centre is O. DC is a chord where ...

    Text Solution

    |

  4. ABCD is a rectangle given in above figure in which AD = 4 unit and AE ...

    Text Solution

    |

  5. A circle touches all sides of quadrilateral ABCD then which one of the...

    Text Solution

    |

  6. The centres of circles whose radii are 7 cm & 9 cm are O and O(1) resp...

    Text Solution

    |

  7. DeltaPQR is right angled at Q. If x & y are the mid-points of sides PQ...

    Text Solution

    |

  8. AOBD is a quadrilateral in which angleAOB=angleABD=90^(@) and angleDAB...

    Text Solution

    |

  9. ABCD is a cyclic quadrilateral whose diagonals intersect each other at...

    Text Solution

    |

  10. In triangle PQR, PS is perpendicular to QR from point P and meets QR a...

    Text Solution

    |

  11. If a circle touches the side BC at point P, extended side AB at Q and ...

    Text Solution

    |

  12. In DeltaABC AD is angle bisector such that BD : DC = 2 : 3. If AB = 7...

    Text Solution

    |

  13. In angle ABC, AB=AC . A circle drawn through B touches AC at D and int...

    Text Solution

    |

  14. DeltaABC is a rightangled isoceles triangle. If r is the internal radi...

    Text Solution

    |

  15. The height AD of a triangle ABC is 20sqrt(2) cm. divides the triangle ...

    Text Solution

    |

  16. If angle of a triangle are 30^(@),60^(@),90^(@) then what is the ratio...

    Text Solution

    |

  17. Two circles whose centres are A & B touches internally to each other a...

    Text Solution

    |

  18. In triangle ABC, A=90^(@) and AB = 3 unit, AC = 4 unit and side AD is ...

    Text Solution

    |

  19. The mid-point of side CD of parallelogram ABCD is 'm' in the given fig...

    Text Solution

    |

  20. The centre of circumcircle of a quadrilateral ABCD is O. If AB = BC an...

    Text Solution

    |