Home
Class 12
MATHS
Find the area of the triangle with verti...

Find the area of the triangle with vertices A(1,1,2),B(2,3,5) and C(1,5,5).

Promotional Banner

Topper's Solved these Questions

  • THREE DIMENSTIONAL GEOMETRY

    A N EXCEL PUBLICATION|Exercise QUESTION BANK|97 Videos

Similar Questions

Explore conceptually related problems

Find the area of a triangle with vertices A(2,3,1),B(1,1,2) and C(1,2,1).

Find the area of the triangle whose vertices are (3,8),(-4,2) and (5,1)

Area of the triangle with vertices ( - 2,2), (1,5) and (6, - 1 ) is

The area of the triangle whose vertices are A (1,-1,2), B (2, 1, -1) and C ( 3, -1, 2) is

Consider the triangle ABC with vertices A(1,1,1), B(1,2,3) and C(2,3,1).Hence find the area of the triangle.

Find the area of a triangle whose vertices are (-4,1) , (5,-3) and (2,3) .

Find the centroid of the triangle with vertices (3,-5,7) , (-1,7,-6) and (1,1,2) .

Consider the triangle ABC with vertices A(1,1,1), B(1,2,3) and C(2,3,1).Find vec(AB)timesvec(AC) .

Consider the triangle ABC with vertices A(1,1,1), B(1,2,3) and C(2,3,1) Find vec(AB) and vec(AC) .

Find the area of the triangle with vertices at (-2,-3),(3,2),(-1,-8) using determinants.

A N EXCEL PUBLICATION-VECTOR ALGEBRA-QUESTION BANK
  1. Given that oversetrarra.oversetrarrb=0"and"oversetrarraxxoversetrarrb=...

    Text Solution

    |

  2. If either veca=vec0"or" vecb =vec0, "then"vecaxxvecb=vec0.Is the conve...

    Text Solution

    |

  3. Find the area of the triangle with vertices A(1,1,2),B(2,3,5) and C(1,...

    Text Solution

    |

  4. Find the area of the parallelogram whose adjacent are determined by th...

    Text Solution

    |

  5. Let the vectorsveca"and"vecbbe such that |veca|=3"and"|vecb|=sqrt2/3,...

    Text Solution

    |

  6. Area of a rectangle having vertices A,B,C and D with position vectors-...

    Text Solution

    |

  7. Find veca.(vecbxxvecc),if veca=2overset^^i+overset^^j+3overset^^k.vecb...

    Text Solution

    |

  8. Show that the vectors veca=overset^^i-2overset^^j+3overset^^k,vecb=-2...

    Text Solution

    |

  9. Show that the four points A,B,C and D with position cectors 4overset^^...

    Text Solution

    |

  10. Prove that [ veca+vecb vecb+vecc vecc+veca]=2[veca vecb vecc]

    Text Solution

    |

  11. Find the volume of a parallelepiped with coterminal edges represented ...

    Text Solution

    |

  12. Find [veca" " vecb" " vecc] "if "veca=overset^^i-2overset^^j+overset^^...

    Text Solution

    |

  13. Show that the vectors veca=overset^^i-2overset^^j+3overset^^k,vecb=-2...

    Text Solution

    |

  14. Find lambda if the vectors overset^^i-overset^^j+overset^^k,3overset^^...

    Text Solution

    |

  15. Letveca=overset^^i+overset^^j+overset^^k,vecb=overset^^i "and " vecc=c...

    Text Solution

    |

  16. Letveca=overset^^i+overset^^j+overset^^k,vecb=overset^^i "and " vecc=c...

    Text Solution

    |

  17. Show that the four points with position vectors4overset^^i+8overset^^j...

    Text Solution

    |

  18. Find x such that the four points A(3,2,1)B(4,x,5),C(4,2,-2)and D(6,5-1...

    Text Solution

    |

  19. If veca,vecb,veccare coplanar,prove that veca+vecb,vecb+vecc,vecc+veca...

    Text Solution

    |

  20. Find the volume of the following parallelo-piped whose the coterminal ...

    Text Solution

    |