Home
Class 10
MATHS
From Fig. , write the values of: (i) sin...

From Fig. , write the values of: (i) `sinA` (ii) `cotA`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC IDENTITIES

    RD SHARMA ENGLISH|Exercise All Questions|254 Videos

Similar Questions

Explore conceptually related problems

From Fig., write the values of: (i) tanB (ii) sin^2B+cos^2B

If sinA=-4/5 and A lies in 3rd quadrant, find the values of (i) sin2A ii) cos2A .

If sinA=3/5 and cosB=9/41, 0 < A < pi/2 and 0 < B < pi/2 then find the values of (i) sin(A+B) (ii) sin(A-B) (iii) cos(A+B) (iv) cos(A-B)

In Fig., write another name for: (i) /_1 (ii) /_2 (iii) /_3

In Fig., write another name for: (i) /_1 (ii) /_2 (iii) /_3 (iv) /_4

Write all the factors of (i) 24 (ii) 36.

if sinA=1/2 , then the value of cot A

If sinA = -5/13 and pi lt A lt (3pi)/(2) , find the values of the following: i) sin(A/2) , ii) cos(A/2) , iii) tan(A/2)

Write the values of the square root of -i .

From Fig., write concurrent lines and their points of concurrence.

RD SHARMA ENGLISH-TRIGONOMETRIC RATIOS-All Questions
  1. If sintheta=4/5 , find the value of (4tantheta-5costheta)/(sectheta...

    Text Solution

    |

  2. In a right triangle A B C right angled at B , /A C B=theta , A B...

    Text Solution

    |

  3. From Fig. , write the values of: (i) sinA (ii) cotA

    Text Solution

    |

  4. From Fig., write the values of: (i) tanB (ii) sin^2B+cos^2B

    Text Solution

    |

  5. In /\O P Q right angled at P ,\ O P=7c m , O Q-P Q=1c m . Determine...

    Text Solution

    |

  6. In DeltaP Q R ,right angled at Q, P R+Q R=25cm and P Q=5c m. Determine...

    Text Solution

    |

  7. In a /\A B C , right angled at C and /A=/B , is cosA=cosB ?

    Text Solution

    |

  8. In a /\A B C , right angled at C and /A=/B , is tanA=tanB ?

    Text Solution

    |

  9. In /\A B C , right angled at B , if tanA=1/(sqrt(3)) , find the v...

    Text Solution

    |

  10. Given that 16cotA=12 ; find the value of (sinA+cosA)/(sinA-cosA) .

    Text Solution

    |

  11. If 5tanalpha=4 , show that (5sinalpha-3cosalpha)/(5sinalpha+2cosalp...

    Text Solution

    |

  12. If tantheta=(12)/(13) , evaluate (2sinthetacostheta)/(cos^2theta-sin^2...

    Text Solution

    |

  13. If /B and /Q are acute angles such that sinB=sinQ , then prove t...

    Text Solution

    |

  14. If sinA=2/3 , find other trigonometric ratios.

    Text Solution

    |

  15. If cosA=4/5 , find other trigonometric ratios.

    Text Solution

    |

  16. If tantheta=11 , find other trigonometric ratios

    Text Solution

    |

  17. If sintheta=(11)/(15) , find other trigonometric ratios

    Text Solution

    |

  18. Given tanalpha=5/(12)\ , find other trigonometric ratios

    Text Solution

    |

  19. sintheta=(sqrt(3))/2 , find other trigonometric ratios

    Text Solution

    |

  20. If costheta=7/(25) , find other trigonometric ratios

    Text Solution

    |