Home
Class 7
MATHS
In a right triangle, one of the acute...

In a right triangle, one of the acute angle is four times the other. Its measure is `68^0` (b) `84^0` `80^0` (d) `72^0`

Promotional Banner

Topper's Solved these Questions

  • PROFIT AND LOSS

    RD SHARMA|Exercise All Questions|51 Videos

  • RATIO AND PROPORTION

    RD SHARMA|Exercise All Questions|79 Videos

Similar Questions

Explore conceptually related problems

In a right triangle ,one of the acute angles is four times the other. Find its measure.

Angle of 0^(@) is an acute angle.

One of the acute angles of a right triangle is 36^(@) ,find the other

In a right angled triangle,one acute angle is double the other.Prove that the hypotenuse is double the smallest side.

In a right-angled triangle, one of the acute angles measures 53^(@) . Find the measure of other angle of the triangle.

One of the acute angles of a right triangle is 58^(0), find the other acute angle.

Draw a right triangle having hypotenuse of length 5.4cm, and one of the acute angles of measure 60^(@).

Draw a right triangle having hypotenuse of length 5.4cm, and one of the acute angles of measure 30^(@) .

RD SHARMA-PROPERTIES OF TRIANGLES-All Questions
  1. In Fig.67, the value of x\ a n d\ y\ a r e x=130 ,\ y=120 (b) x=120 ...

    Text Solution

    |

  2. In Fig.68, the value of x\ a n d\ y are x=120 ,\ y=150 (b) x=110 ,\ y...

    Text Solution

    |

  3. In Fig.69, if A B C D , then the value of x\ a n d\ y are x=106 ,\ y=...

    Text Solution

    |

  4. In Fig.70, if A B C D , then the value of x\ a n d\ y are x=24 ,\ y=4...

    Text Solution

    |

  5. In Fig.71, if A B C D , then the values of x ,\ y\ a n d\ z are x=56 ...

    Text Solution

    |

  6. In Fig.72, if A B ||C D\ a n d\ A E || B D , then the value of x is (...

    Text Solution

    |

  7. If the exterior angles of a triangle are (2x+10)^0,\ (3x-5)^0\ a n ...

    Text Solution

    |

  8. In Fig.73, the value of x is 20 (b) 30 40 (d) 25

    Text Solution

    |

  9. In Fig.74, if A B C D ,\ /C A B=49^0, /C B D=27^0\ a n d\ /B C D=112^...

    Text Solution

    |

  10. Which of the following is the set of measure of the sides of a tria...

    Text Solution

    |

  11. In which of the following cases, a right triangle cannot be constru...

    Text Solution

    |

  12. Which of the following is/are not Pythagorean triplet (s)? 3,4,5   ...

    Text Solution

    |

  13. In a right triangle, one of the acute angle is four times the other...

    Text Solution

    |

  14. In which of the following cases can a right triangle A B C be const...

    Text Solution

    |

  15. A B C is a right triangle right angles at Adot If A B=24\ c m\ a n ...

    Text Solution

    |

  16. A B C is an isosceles right-triangle right angled at C such that A ...

    Text Solution

    |

  17. Two poles of heights 6 m and 11 m stand vertically on a plane groun...

    Text Solution

    |

  18. A ladder is placed in such a way that its foot is 15 m away from th...

    Text Solution

    |

  19. The hypotenuse of a right triangle is 26 cm long. If one of the rem...

    Text Solution

    |

  20. A 15 m long ladder is placed against a wall in such away that the f...

    Text Solution

    |