Home
Class 10
MATHS
If sintheta=costheta, then the value of ...

If `sintheta=costheta`, then the value of '`theta`' is ___.

A

`30^(@)`

B

`60^(@)`

C

`90^(@)`

D

`45^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    PREMIERS PUBLISHERS|Exercise SOLUTION TO PROGRESS CHECK|13 Videos

  • STATISTICS AND PROBABILITY

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT OBJECTIVE TYPE QUESTIONS|23 Videos

Similar Questions

Explore conceptually related problems

If sintheta-costheta=1, then the value of sin^3theta-cos^3theta is __________

If (costheta +isintheta)(cos2theta +isin2theta).....(cosntheta + isinntheta) = 1 then the value of theta is:

If sintheta +costheta =1 then sin^6 theta +cos^6 theta is:

If sintheta_1sintheta_2-costheta_1costheta_2+1=0, then the value of tan((theta_1)/2)cot((theta_2)/2) is equal to (a) -1 (b) 1 (c) 2 (d) -2

If costheta:sintheta=1:2 , then find the value of (8costheta-2sintheta)/(4costheta+2sintheta)

If sintheta=costheta then 2tan^(2)theta+sin^(2)theta-1=___ .

If sintheta+costheta=sqrt(3)" then "tantheta+cottheta=?

If tan(theta/2)=2-sqrt3 ,find the value of sintheta .

If 0 leq theta leq pi and sin(theta/2)=sqrt(1+sintheta)-sqrt(1-sintheta) ,then the possible value of tan theta , is -

PREMIERS PUBLISHERS-TRIGONOMETRY-OTHER IMPORTANT OBJECTIVE TYPE QUESTIONS
  1. sqrt(cosec^(2)theta-cot^(2)theta) is:

    Text Solution

    |

  2. (cosectheta)/(costheta)-(costheta)/(sintheta)=?

    Text Solution

    |

  3. (sectheta+tantheta)(sectheta-tantheta)=……………

    Text Solution

    |

  4. (tan45^(@)+cot45^(@))+sec^(2)45^(@)=………….

    Text Solution

    |

  5. cos30^(@)sin60^(@)+cos60^(@)sin30^(@)=……………………

    Text Solution

    |

  6. sqrt((1+sintheta)/(1-sintheta))=sectheta+x. Then x is:

    Text Solution

    |

  7. If x=rcostheta,y=rsintheta,"then "x^(2)+y^(2)=?

    Text Solution

    |

  8. In DeltaABC" with "C=90^(@),AC=BC=1. Find costheta.

    Text Solution

    |

  9. What is the minimum number of measurements required to determine the h...

    Text Solution

    |

  10. Simplify: cos^(2)theta+(1)/(1+cot^(2)theta):

    Text Solution

    |

  11. (sinalpha+cosecalpha)^(2)+(cosalpha-secalpha)^(2)-tan^(2)alpha-cot^(2)...

    Text Solution

    |

  12. If x=acostheta,y=bsintheta" then "(x^(2))/(a^(2))+(y^(2))/(b^(2))=?

    Text Solution

    |

  13. If sintheta=costheta, then the value of 'theta' is .

    Text Solution

    |

  14. If sintheta=(5)/(13)" then "costheta=?

    Text Solution

    |

  15. If tantheta=(3)/(4)," find "(2sintheta+3costheta)/(3sintheta+2costheta...

    Text Solution

    |

  16. If sintheta+costheta=sqrt(3)" then "tantheta+cottheta=?

    Text Solution

    |

  17. If sqrt(3)sintheta-costheta=0" then "3tantheta-tan^(3)theta is:

    Text Solution

    |

  18. Simplify: (sin(90-theta)costheta)/(cos(90-theta)sintheta)+1=

    Text Solution

    |

  19. A tower is 100 m high. Its shadow is x meters shorter, when the sun's ...

    Text Solution

    |

  20. Complete the following

    Text Solution

    |