Home
Class 9
MATHS
If three angles of a quadrilateral are 1...

If three angles of a quadrilateral are `110^@,65^@` and `105^@` then find the measure of the fourth angle.

Promotional Banner

Topper's Solved these Questions

  • QUADRILATERALS

    MODERN PUBLICATION|Exercise EXERCISE|133 Videos

  • PROBABILITY

    MODERN PUBLICATION|Exercise EXERCISE|45 Videos

  • STATISTICS

    MODERN PUBLICATION|Exercise EXERCISE|239 Videos

Similar Questions

Explore conceptually related problems

Three angles of a quadrilateral measure 68^@,43^@ and 100^@ . Find the measure of the fourth angle.

Three angles of a quadrilateral are 75^@, 90^@ and 75^@ . The fourth angle is

If the angles of a quadrilateral are in the ratio 3:5:9:13 , then find the measure of the smallest angle.

If the degree measures of the angles of quadrilateral are 4x,7x,9x and 10x what is the sum of the measures of the smallest angle are largest angle?

The two interior opposite angles of an exterior angles of a triangle are 60^@ and 80^@ . Find the measure of the exterior angle.

Three angles of a quadrilteral are respectively 50^@ and 110^@ and 100^@ . Find the fourth angles.

The angles of a quadrilateral are x^(@),60^(@),60^(@) "and" (5pi)/(6) , Find x.

True/false If three angles of quadrilatera are 30^@,80^@,110^@ then the fourth angle is 120^@ .

MODERN PUBLICATION-QUADRILATERALS-EXERCISE
  1. The perimeter of a parallelogram is 24 cm. if the large side measures ...

    Text Solution

    |

  2. In quadrilateral ABCD, AP and BP are bisector of angleA and angleB res...

    Text Solution

    |

  3. If three angles of a quadrilateral are 110^@,65^@ and 105^@ then find ...

    Text Solution

    |

  4. Opposite angles of a quadrilateral ABCD are equal. If AB=4 cm determin...

    Text Solution

    |

  5. Can all the angles of a quadrilateral be right angles? Give reasons fo...

    Text Solution

    |

  6. In a parallelogram PQRS, if angleS=125^@, find the measure of angleP.

    Text Solution

    |

  7. If the angles of a quadrilateral are in the ratio 3:5:9:13 , then find...

    Text Solution

    |

  8. In a parallelogram PQRS, angleP=(3x-20)^@,angleQ=(y+15)^@,angleR=(x+40...

    Text Solution

    |

  9. In the fig. PQRS is a trapezium. Find the values of x and y

    Text Solution

    |

  10. In the fig. ABCD and AEFG are the parallelogram if angleC=58^@, find a...

    Text Solution

    |

  11. PQRS is a parallelogram. Find the values of x and y

    Text Solution

    |

  12. Diagonals of a parallelogram ABCD intersects at O. if angleBOC=90^@ an...

    Text Solution

    |

  13. In the fig. ABCD is a rectangle in which diagonal AC is produced to E....

    Text Solution

    |

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

    Text Solution

    |

  15. True/false If all the sides of quadrilateral are equal, then it is a r...

    Text Solution

    |

  16. True/false Diagonals of a paralllelogram are perpendicular to each oth...

    Text Solution

    |

  17. True/false All the four angles of a quadrilateral can be obtuse angles...

    Text Solution

    |

  18. True/false Diagonals of a rhombus are perpendicular but unequal.

    Text Solution

    |

  19. The figure formed by joining the midpoints of the consecutive sides of...

    Text Solution

    |

  20. True/false If three angles of quadrilatera are 30^@,80^@,110^@ then th...

    Text Solution

    |