Home
Class 10
MATHS
If sin theta = 11/61 find the values of...

If `sin theta` = 11/61 find the values of `cos theta` using trigonometric identity.

Text Solution

Verified by Experts

The correct Answer is:
`cos theta = (60)/(61)`
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    TARGET PUBLICATION|Exercise Activities for practice|3 Videos

  • TRIGONOMETRY

    TARGET PUBLICATION|Exercise Multiple Choice Questions|27 Videos

  • TRIGONOMETRY

    TARGET PUBLICATION|Exercise Practice Set 6.2|6 Videos

  • STATISTICS

    TARGET PUBLICATION|Exercise Problem Set-6|5 Videos

Similar Questions

Explore conceptually related problems

If sin theta = (20)/(29) , then find the value of cos theta .

If cot theta = 40/9, find the value of coses theta and sin theta .

(1) If tan theta =2, find the values of other trigonometric ratios using the identities.

(2) If cot theta =7/24, find the values of other trigonometric ratios using the identity.

If tan theta = (20)/(21) , then find the values of other trigonometric ratios .

If sec theta = 13/12, find values of other trigonometric ratios.

If cos theta = (24)/(25), then the value of sin theta is

If cosec theta = (13)/(12) , then find the values of cot theta and sin theta .

(3) 3 sin theta - 4 cos theta = 0, then find the values of all trigonometric ratios.

If tan theta = 3/4 then find the value of sec theta and cos theta .

TARGET PUBLICATION-TRIGONOMETRY -Problem set - 6
  1. (3) 1 + tan^2 theta =?

    Text Solution

    |

  2. What we see at a higher level from the horizontal line, angle formed i...

    Text Solution

    |

  3. If sin theta = 11/61 find the values of cos theta using trigonometric...

    Text Solution

    |

  4. (1) If tan theta=2, find the values of other trigonometric ratios usin...

    Text Solution

    |

  5. If sec theta = 13/12, find values of other trigonometric ratios.

    Text Solution

    |

  6. Prove that : sec theta (1 - sin theta ) (sec theta + tan theta ) = 1

    Text Solution

    |

  7. Prove : (sec theta+tan theta)(1-sin theta)=cos theta.

    Text Solution

    |

  8. Prove that : sec^(2)theta+"cosec"^(2)theta=sec^(2)theta*"cosec" ^(2)t...

    Text Solution

    |

  9. Prove the following : cot^2 theta - tan^2 theta = cosec^2 theta -sec^2...

    Text Solution

    |

  10. Prove that : tan^(4)theta + tan^(2)theta = sec^(4)theta - sec^(2) th...

    Text Solution

    |

  11. Prove 1/(1+sintheta)+1/(1-sintheta) = 2 sec^2 theta

    Text Solution

    |

  12. Prove the following : sec^6 x - tan^6 x = 1 + 3 sec^2 x times tan^2 x

    Text Solution

    |

  13. Prove the following : (tan theta) / (sec theta + 1) = (sec theta - 1) ...

    Text Solution

    |

  14. Prove the following: (tan^3 theta - 1)/(tan theta - 1) = sec^2 theta ...

    Text Solution

    |

  15. Prove that (sin theta - cos theta +1)/(sin theta + cos theta -1) = (...

    Text Solution

    |

  16. A boy standing at a distance of 48 meters from a building observes the...

    Text Solution

    |

  17. From the top of a lighthouse, an observer looks at a ship and finds th...

    Text Solution

    |

  18. Two buildings are in front of each other on a road of width 15 meters....

    Text Solution

    |

  19. A ladder on the platform of a firebrigade van can be elevated at an an...

    Text Solution

    |

  20. While landing at an airport, a pilot made an angle of derpession of 20...

    Text Solution

    |