Home
Class 10
MATHS
If sin theta = (20)/(29) , then find the...

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

Text Solution

Verified by Experts

The correct Answer is:
`(21)/(29)`
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    TARGET PUBLICATION|Exercise Based on Practice Set 6.2|13 Videos

  • TRIGONOMETRY

    TARGET PUBLICATION|Exercise Chapter Assessment|17 Videos

  • TRIGONOMETRY

    TARGET PUBLICATION|Exercise Multiple Choice Questions|27 Videos

  • STATISTICS

    TARGET PUBLICATION|Exercise Problem Set-6|5 Videos

Similar Questions

Explore conceptually related problems

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

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

If cot theta = (8)/(15) then find the values of sin theta and sec theta .

If 5 sin theta - 12 cos theta = 0 , find the values of sec theta and cosec theta .

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

If sqrt3 tan theta = 3 sin theta , find the value of sin theta^2 theta - cos^2 theta , where theta ne 0 .

If 3 sin theta + 4 cos theta=5 , then find the value of 4 sin theta-3 cos theta . A) 0 B) -5 C) 5 D) 4

If 3 sin theta - 4 cos theta = 0 , then find the values of tan theta , sec theta and cosec theta .

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

If tan theta = 1 then find the vlue of (sin theta + cos theta)/(sec theta + cosec theta)

TARGET PUBLICATION-TRIGONOMETRY -Additional Problems for Practice (Based on practice Set 6.1)
  1. If sin theta = (20)/(29) , then find the value of cos theta.

    Text Solution

    |

  2. If sintheta=(8)/(17) , where theta is an acute angle, find the value o...

    Text Solution

    |

  3. If cos theta = (3)/( 5) , where ' theta ' is an acute angle. Find the...

    Text Solution

    |

  4. If sec theta=25/7 then find the value of tan theta.

    Text Solution

    |

  5. If cot theta = (8)/(15) then find the values of sin theta and sec thet...

    Text Solution

    |

  6. If sin theta = (5)/(13), where theta is an acute angle , find the valu...

    Text Solution

    |

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

    Text Solution

    |

  8. If 5 sin theta - 12 cos theta = 0 , find the values of sec theta and c...

    Text Solution

    |

  9. If 3 sin theta - 4 cos theta = 0 , then find the values of tan theta ,...

    Text Solution

    |

  10. If cos theta=(sqrt(3))/2 then find the value of (1-sec theta)/(1+cosec...

    Text Solution

    |

  11. If sintheta=4/5 , find the value of (4tantheta-5costheta)/(sectheta...

    Text Solution

    |

  12. Prove that : (sin theta)/(1 - costheta) = cosec theta + cot theta

    Text Solution

    |

  13. Prove that : tan theta - cot theta = (2 sin^(2) theta - 1)/(sin thet...

    Text Solution

    |

  14. Prove that : sqrt[[1+costheta]/[1-costheta]]=cosectheta+cottheta

    Text Solution

    |

  15. Prove the trigonometric identities: sqrt((1-costheta)/(1+costheta))=co...

    Text Solution

    |

  16. Prove that sec x+tan x=sqrt((1+sin x)/(1-sin x))

    Text Solution

    |

  17. Prove that : sec^(2)theta - cos^(2) theta = sin^(2)theta(sec^(2)thet...

    Text Solution

    |

  18. Prove that : cos^(4)theta - cos^(2)theta = sin^(4)theta - sin^(2) t...

    Text Solution

    |

  19. Prove that sin^6theta+cos^6theta=1-3sin^2thetacos^2theta

    Text Solution

    |

  20. Prove that : sin^(4)theta + cos^(4)theta = 1 - 2 cos^(2) theta + 2 c...

    Text Solution

    |