Home
Class 9
MATHS
Find x+y+z...

Find x+y+z

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Find lambda and mu so that the simultaneous equations x+y+z= 6, x + 2y + 3z = 10, x + 2y + lambda z = mu have infinite number of solutions.

Find lambda and mu so that the simultaneous equations x+y+z= 6, x + 2y + 3z = 10, x + 2y + lambda z = mu have a unique solution

Find lambda and mu so that the simultaneous equations x+y+z= 6, x + 2y + 3z = 10, x + 2y + lambda z = mu have no solution.

Prove that : sin (y + z-x) + sin (z + x-y) + sin (x +y-z)-sin (x+y+z) = 4 sin x sin y sin z .

Find x, y and z if [[x,+,y,,2],[5,+,z,,xy]]=[[6,2],[5,8]]

Find x, y and z if vectors xhati-2hatj+zhatk=2hati-yhatj+hatk

Find the angle between the following planes 2x-y-z=6 and x+y+2z=7

In the figure ,find the value of x + y + z is :

MBD-Areas of Parallelograms and Triangles-Exercise
  1. In Fig. ABC is a right triangle right angled at A. BCED, ACFG and AB...

    Text Solution

    |

  2. Identify (a),(b) and (c)

    Text Solution

    |

  3. Find x+y+z

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  7. The median of a triangle divides it into two

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |