Home
Class 9
MATHS
If the angles (2x-10)^0 and (x-5)^0 are ...

If the angles `(2x-10)^0` and `(x-5)^0` are complementary angles, find `xdot`

Text Solution

Verified by Experts

Complementary angles`=(2x−10)^@` and `(x−5)^@`
According to the question:
`(2x−10)^@+(x−5)=90^@`
`3x−15^@=90^@`
`3x=105^@`
`x=35^@`
Promotional Banner

Topper's Solved these Questions

  • LINEAR EQUATIONS IN TWO VARIABLES

    RD SHARMA|Exercise All Questions|104 Videos

  • MEASURES OF CENTRAL TENDENCY

    RD SHARMA|Exercise All Questions|141 Videos

Similar Questions

Explore conceptually related problems

Find the values of x for which the angles (2x-5)^(@) and (x-10)^(@) are the complementary angles.

If (7x + 5)^@ and (x +5)^@ are complementary angles, then find value of x. Options are (a) 10 (b) 20 (c) 30 (d) 40.

An angle is two-third of its complementary angle. Find the angle.

Find the angle which is three times of its complementary angle.

If two complementary angles are (x-3) and (x+7) ,find the angles

If the supplementary angle of x is 4 times its complementary angle , then find x.

The sum of an angle and half of its complementary angle is 75^(@) . Find the angle .

RD SHARMA-LINES AND ANGLES -All Questions
  1. Two supplementary angles differ by 48^0 . Find the angles.

    Text Solution

    |

  2. An angle is equal to 8 times its complement. Determine its measure.

    Text Solution

    |

  3. If the angles (2x-10)^0 and (x-5)^0 are complementary angles, find xdo...

    Text Solution

    |

  4. If the complement of an angle is equal to the supplement of the thr...

    Text Solution

    |

  5. If an angle differs from its complement by 10^0 , find the angle.

    Text Solution

    |

  6. If the supplement of an angle is three times its complement, find t...

    Text Solution

    |

  7. If the supplement of an angle is two-third of itself. Determine the...

    Text Solution

    |

  8. An angle is 14^0 more than its complementary angle. What is its mea...

    Text Solution

    |

  9. The measure of an angle is twice the measure of its supplementary a...

    Text Solution

    |

  10. The bisectors of base angles of a triangle cannot enclose a right an...

    Text Solution

    |

  11. If the bisectors of the base angles of a triangle enclose an angle o...

    Text Solution

    |

  12. In a parallelogram A B C D diagonals A C\ a n d\ B D intersect at O\ a...

    Text Solution

    |

  13. In Fig. 6.13, lines AB and CD intersect at O. If /A O C\ +/B O E=70^@...

    Text Solution

    |

  14. In figure, DeltaO D C~ DeltaO B A ,/B O C=125^oand /C D O=70^o. Fin...

    Text Solution

    |

  15. In Fig. 6.13, lines AB and CD intersect at O. If /A O C\ +/B O E=70^@...

    Text Solution

    |

  16. In Figure, lines X Y\ a n d\ M N intersect at O. If /P O Y=90^0a n d\ ...

    Text Solution

    |

  17. In Figure, /P Q R=\ /P R Q , then prove that /P Q S=\ /P R Tdot

    Text Solution

    |

  18. If ray O C stands on line A B such that /A O C=/C O B , then show that...

    Text Solution

    |

  19. In Fig. 6.16, if x+y=w+z, then prove that AOB is a line.

    Text Solution

    |

  20. It is given that ∠XYZ = 64° and XY is produced to point P. Draw a figu...

    Text Solution

    |