Home
Class 12
MATHS
If area of triangle is 35 sq. units with...

If area of triangle is 35 sq. units with vertices (2,-6), (5, 4) and (k,4) then k is :

A

12

B

-2

C

`-12, -2`

D

12, -2

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • DETERMINANTS

    PSEB|Exercise Exercise|101 Videos

  • CONTINUITY AND DIFFERENTIABILITY

    PSEB|Exercise Exercise|151 Videos

  • DIFFERENTIAL EQUATIONS

    PSEB|Exercise Exercise|116 Videos

Similar Questions

Explore conceptually related problems

If area of triangle is 4 sq. units with vertices (-2, 0), (0, 4) and (0, k) then k is :

If area of triangle is 35 sq. units with vertices (k,0), (4,0) and (0,2) then k is :

if area of triangle is 35sq.unit with vertices (2,-6) (5,4) and (K,4) find K.

PSEB-DETERMINANTS-Exercise
  1. Find equation of line joining (1, 2) and (3, 6) using determinants.

    Text Solution

    |

  2. Find equation of line joining (3, 1) and (9, 3) using determinants.

    Text Solution

    |

  3. If area of triangle is 35 sq. units with vertices (2,-6), (5, 4) and (...

    Text Solution

    |

  4. Write Minors and Cofactors of the elements of following determinant : ...

    Text Solution

    |

  5. Write Minors and Cofactors of the elements of following determinant : ...

    Text Solution

    |

  6. Write Minors and Cofactors of the elements of following determinant : ...

    Text Solution

    |

  7. Write Minors and Cofactors of the elements of following determinant : ...

    Text Solution

    |

  8. Using Cofactors of elements of second row, evaluate triangle = |[5,3,8...

    Text Solution

    |

  9. Using Cofactors of elements of third column, evaluate triangle - |[1,x...

    Text Solution

    |

  10. If triangle = |[a11,a12,a13],[a21,a22,a23],[a31,a32,a33]| and Aij is...

    Text Solution

    |

  11. Find adjoint of the matrix: [[1,2],[3,4]

    Text Solution

    |

  12. Find adjoint of the matrix: [[1,-1,2],[2,3,5],[-2,0,1]]

    Text Solution

    |

  13. Verify A(adj A) = (adj A).A = |A|.I :[[2,3],[-4,-6]]

    Text Solution

    |

  14. Verify A(adj A) = (adj A).A = |A|.I : [[1,-1,2],[3,0,-2],[1,0,3]]

    Text Solution

    |

  15. Find the inverse of the matrix (if it exists): [[2,-2],[4,3]]

    Text Solution

    |

  16. Find the inverse of the matrix (if it exists): [[-1,5],[-3,2]]

    Text Solution

    |

  17. Find the inverse of the matrix (if it exists): [[1,2,3],[0,2,4],[0,0,5...

    Text Solution

    |

  18. Find the inverse of the matrix (if it exists): [[1,0,0],[3,3,0],[5,2,...

    Text Solution

    |

  19. Find the inverse of the matrix (if it exists): [[2,1,3],[4,-1,0],[-7,2...

    Text Solution

    |

  20. Find the inverse of the matrix (if it exists): [[1,-1,2],[0,2,-3],[3,-...

    Text Solution

    |