Home
Class 9
MATHS
Given : cos A = 0.6 , find all other tri...

Given : cos A = 0.6 , find all other trigono- metrical ratios for angle A.

Text Solution

Verified by Experts

The correct Answer is:
`sinA=4/5, tanA=4/3=1(1)/3,cotA=3/4, secA=5/3=1(2)/3and "cosec"A=5/4=1(1)/4`
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRICAL RATIOS

    ICSE|Exercise EXERCISE 22(B)|50 Videos

  • TRIGONOMETRICAL RATIOS

    ICSE|Exercise EXERCISE 22(B)|50 Videos

  • TRIANGLES

    ICSE|Exercise 4 MARKS QUESTIONS |24 Videos

  • TRIGONOMETRICAL RATIOS OF STANDARD ANGLES

    ICSE|Exercise EXERCISE 23(C)|118 Videos

Similar Questions

Explore conceptually related problems

In DeltaABC,angleB=90^(@)and cosA=(9)/(41) , then find all other trigonometric ratios for angleA .

If costheta=4/5 , find all other trigonometric ratios of angle theta .

In DeltaABC,angleB=90^(@)andsinA=(3)/(5) , then find all other trigonometric ratios for angleA .

Given tanA=4/3 , find the other trigonometric ratios of the angle A.

In DeltaABC,angleA=90^(@)andtanB=(5)/(6) , then find all other trigonometric ratios for angleB .

In DeltaABC,angleC=90^(@)andsecB=(5)/(4) , then find all other trigonometric ratios for angleB .

If sintheta=1/(sqrt(2)) , find all other trigonometric ratios of angle theta .

If cos e cA=sqrt(10), find other five trigonometric ratios.

If cos e cA=sqrt(10), find other five trigonometric ratios.

In DeltaABC,angleB=90^(@)and sin A= (4)/(5) , then find the values of all other trigonometric ratios for angleA .

ICSE-TRIGONOMETRICAL RATIOS -EXERCISE 22(A)
  1. Given : sec A= (29)/21 , evaluate : sin A-1/(tanA)

    Text Solution

    |

  2. Given : tan A=4/3 , find : ("cosec"A)/(cot A- secA)

    Text Solution

    |

  3. Given : 4 cot A = 3 , find : sinA

    Text Solution

    |

  4. Given : 4 cot A = 3 , find : sec A

    Text Solution

    |

  5. Given : 4 cot A = 3 , find : "cosec"^2A - cot^2A

    Text Solution

    |

  6. Given : cos A = 0.6 , find all other trigono- metrical ratios for angl...

    Text Solution

    |

  7. In a right - angled triangle , it is given that A is an acute angle an...

    Text Solution

    |

  8. In a right - angled triangle , it is given that A is an acute angle an...

    Text Solution

    |

  9. In a right - angled triangle , it is given that A is an acute angle an...

    Text Solution

    |

  10. Given : sin theta = p/q , find cos theta + sin theta in terms of p an...

    Text Solution

    |

  11. If cos A=1/2 and sin B =1/sqrt2 , find the value of : (tanA-tanB)/(1+t...

    Text Solution

    |

  12. If 5 cot theta =12 , find the value of : "cosec" theta + sec theta

    Text Solution

    |

  13. If tan x =1(1)/3 , find the value of : 4 sin^2x -3 cos^2x +2

    Text Solution

    |

  14. If "cosec" theta = sqrt5 , find the value of : 2-sin^2theta - cos^2 ...

    Text Solution

    |

  15. If "cosec" theta = sqrt5 , find the value of : 2+1/(sin^2theta)-(cos...

    Text Solution

    |

  16. If sec A = sqrt2 , find the value of : (3 cos^2 A+5 tan^2A)/(4 tan^2...

    Text Solution

    |

  17. If cot theta = 1 , find the value of : 5 tan^2 theta + 2 sin^2 theta...

    Text Solution

    |

  18. In the following figure , AD bot BC, AC = 26, CD = 10 , BC = 42, ang...

    Text Solution

    |

  19. In the following figure , AD bot BC, AC = 26, CD = 10 , BC = 42, ang...

    Text Solution

    |

  20. In the following figure , AD bot BC, AC = 26, CD = 10 , BC = 42, ang...

    Text Solution

    |