Home
Class 12
MATHS
There are 10 parallel lines intersected ...

There are 10 parallel lines intersected by a family of 5 parallel lines. The number of parallelograms thus formed in the net work is

A

225

B

450

C

730

D

600

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS & COMBINATIONS

    AAKASH SERIES|Exercise EXERCISE-II|229 Videos

  • PERMUTATIONS & COMBINATIONS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|163 Videos

  • PERMUTATIONS & COMBINATIONS

    AAKASH SERIES|Exercise ADDITIONAL EXERCISE|50 Videos

  • PARTIAL FRACTIONS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|31 Videos

  • PROBABILITY

    AAKASH SERIES|Exercise Practise Exercise|165 Videos

Similar Questions

Explore conceptually related problems

A set of m parallel lines intersect another set of n parallel lines in a plane. The number of parallellograms formed is

Identity parallel lines

A set of m parallel lines another another set of n parallel lines in a plane . The number of parallelograms formed is

Assertion (A) : If 5 parallel lines intersect 4 parallel lines, then the number of parallelograms formed is 80 Reason (R) : The number of parallelograms formed when a set of m parallel lines are intersecting another set of n parallel lines is ""^(m)C_(2)xx""^(n)C_(2) The correct answer is

The area of a parallelogram formed by the line axpmbypmc=0 is

Two parallel lines differ by……….

If a set of 'm' parallel lines intersect another set of 'n' parallel lines (not parallel to the lines in the first set), then find the number of parallelograms formed in this lattice structure.

In a plane , a set of 8 parallel lines interset a set of n parallel lines forming a total of 420 parallelogram ( many of which overlap one an other ), then mn equals to

AAKASH SERIES-PERMUTATIONS & COMBINATIONS-EXERCISE-I
  1. If ""^(n)C(3)=10, then n is

    Text Solution

    |

  2. If ""^(n)C(r) denotes the number of combinations of n things taken r t...

    Text Solution

    |

  3. If ""^(8)C(3)+""^((n+2))C(4)=""^(9)C(4), then n is

    Text Solution

    |

  4. IF C (2n, 3) : C (n,2) = 12 : 1, then n=

    Text Solution

    |

  5. The number of ways in which a team of 6 players can be chosen from 11 ...

    Text Solution

    |

  6. The number of diagonals in a polygon of 10 sides is

    Text Solution

    |

  7. If these are 8 points on a circle, then number of different line seg...

    Text Solution

    |

  8. If these are 8 points on a circle, Number of triangles formed by joi...

    Text Solution

    |

  9. There are 10 parallel lines intersected by a family of 5 parallel line...

    Text Solution

    |

  10. The number of rectangles formed in a chess board is

    Text Solution

    |

  11. Assuming the balls to be identical except for difference in colours, t...

    Text Solution

    |

  12. Numbar of different sums that can be formed with half rupee coin, a tw...

    Text Solution

    |

  13. a man has 4 friends , in how many ways can he inivite one or ...

    Text Solution

    |

  14. The number of divisors of 7! is

    Text Solution

    |

  15. The sum of divisors of 2 ^5 3^4 5^3 is

    Text Solution

    |

  16. The number of ways can 9 things be divided equally among 3 persons is

    Text Solution

    |

  17. The number of ways in which 9 things can be divided into 3 equal group...

    Text Solution

    |

  18. In how many ways can 52 cards be divided among 4 players so t...

    Text Solution

    |

  19. The number of ways of awaring 9 scholarships among three students so t...

    Text Solution

    |

  20. The number of ways of dividing 10 books into 3 group of 5,3,2,...

    Text Solution

    |