Home
Class 9
MATHS
In trapezium ABCD AB||DC. If ar (AOD) = ...

In trapezium ABCD `AB||DC`. If ar (AOD) = `15 cm^2` then ar (BOC) is :

A

`30cm^2`

B

`15cm^2`

C

`10cm^2`

D

`7.5cm^2`.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

In the given fig. ABCD is a parallelogram and ABE is a triangle. Also AB||CE . If ar (ABCD) = 60 cm^2 then ar (DeltaABE) is :

E is any point on median AD of DeltaABC . If ar (DeltaABE) = 10 cm^2 then ar (DeltaACE) is :

E is any point on median AD of DeltaABC . If ar (DeltaABE) = 10 cm^2 then ar (DeltaACE) is :

ABCD is a parallelogram and X is the mid-point of AB. If ar (AXCD) = 24 cm^2 , then ar (ABC) = 24 cm^2 .

In the given figure CE || DB . If ar (DeltaDBE) = 36 cm^2 and ar (DeltaADB) = 44 cm^2 find ar (quad ABCD).

In the given figure CE || DB . If ar (DeltaDBE) = 36 cm^2 and ar (DeltaADB) = 44 cm^2 find ar (DeltaDAE) .

In the given figure CE || DB . If ar (DeltaDBE) = 36 cm^2 and ar (DeltaADB) = 44 cm^2 find ar (DeltaDAE) .

In trapezium ABCD, AB ||DC and L is the mid-point of BC. Through AL, a line PQ||AD has been drawn which meets AB at P and DC produced to Q. Prove that : ar(ABCD) = ar(APQD)

True/False A,B,C,D are mid-points of sides of ||gm PQRS. If ar (PQRS) = 36cm^2 , then ar (ABCD) = 18cm^2

True/False In a triangleABC,D,E,F are the mid-points of the sides BC,CA and AB respectively. If ar(triangleABC) = 16cm^2 , then ar(trap FBCE) is 8cm^2

MBD-Areas of Parallelograms and Triangles-Exercise
  1. Identify (a),(b) and (c)

    Text Solution

    |

  2. Find x+y+z

    Text Solution

    |

  3. If E, F, G and H are the mid-points of sides of a parallelogram ABCD t...

    Text Solution

    |

  4. E is any point on median AD of DeltaABC. If ar (DeltaABE) = 10 cm^2 th...

    Text Solution

    |

  5. In trapezium ABCD AB||DC. If ar (AOD) = 15 cm^2 then ar (BOC) is :

    Text Solution

    |

  6. The median of a triangle divides it into two

    Text Solution

    |

  7. In which of the following figures , you find two polygons on the same ...

    Text Solution

    |

  8. The figure obtained by joining the midpoints of the adjacent sides of ...

    Text Solution

    |

  9. In Fig. the area of parallelogram ABCD is :

    Text Solution

    |

  10. In Fig. If parallelogram ABCD and rectangle ABEF are of equal area,...

    Text Solution

    |

  11. The mid-point of the sides of a triangle along with any of the vertice...

    Text Solution

    |

  12. Two parallelograms are on equal bases andbetween the same parallels. T...

    Text Solution

    |

  13. ABCD is a quadrilateral whose diagonal AC divides it into two parts, e...

    Text Solution

    |

  14. If a triangle and a parallelogram are on the same base and between sam...

    Text Solution

    |

  15. ABCD is a trapezium with parallel sides AB = a cm and DC = 6 cm E and ...

    Text Solution

    |

  16. ABCD is a parallelogram and X is the mid-point of AB. If ar (AXCD) = 2...

    Text Solution

    |

  17. PQRS is a rectangle inscribed in a quadrant of a circle of radius 13 c...

    Text Solution

    |

  18. PQRS is a parallelogram whose area is 180 cm^2 and A is any point on t...

    Text Solution

    |

  19. ABC and BDE are two equilateral triangles such that D is the mid-point...

    Text Solution

    |

  20. Find x+y+z

    Text Solution

    |