Home
Class 12
MATHS
If angles A,B, and C of a triangle ABC a...

If angles A,B, and C of a triangle ABC are in A.P. and if `(b)/(c) = (sqrt3)/(sqrt2)`, then find angle A

Promotional Banner

Topper's Solved these Questions

  • INVERSE TRIGONOMETRIC FUNCTIONS

    RESONANCE DPP ENGLISH|Exercise All Questions|15 Videos

  • MATRICES

    RESONANCE DPP ENGLISH|Exercise All Questions|7 Videos

Similar Questions

Explore conceptually related problems

The angles of a triangle ABC are in A.P and b:c = sqrt(3) : sqrt(2) find angle A

The angles of a triangle ABC are in A.P. and b:c=sqrt(3):sqrt(2)," find "angleA .

If the angle A,B,C of a Delta ABC are in A.P then :-

The angles of a triangle ABC are in A.P. and it is being given that b:c= sqrt(3) : sqrt(2) , find angleA .

Let the angles A , Ba n dC of triangle A B C be in AdotPdot and let b : c be sqrt(3):sqrt(2) . Find angle Adot

Let the angles A , Ba n dC of triangle A B C be in AdotPdot and let b : c be sqrt(3):sqrt(2) . Find angle Adot

If the angle A, B and C of a triangle ABC are in A.P and a:b=1: sqrt(3) If c=4 cm then the area (in sq. cm) of this triangle is :

If the angle A, B and C of a triangle ABC are in A.P and a:b=1: sqrt(3) If c=4 cm then the area (in sq. cm) of this triangle is :

If the angles A, B, C of DeltaABC are in A.P. and b:c=sqrt(3):sqrt(2) , show that A=75^(@) .

The angles A, B and C of a triangle ABC are in arithmetic progression. If 2b^(2)=3c^(2) then the angle A is :

RESONANCE DPP ENGLISH-JEE MAINS-All Questions
  1. The positive integers p ,q and r are all primes if p^2 − q^2 = r , t...

    Text Solution

    |

  2. The marks of some students were listed out of a maximum 75. The SD ...

    Text Solution

    |

  3. If angles A,B, and C of a triangle ABC are in A.P. and if (b)/(c) = (s...

    Text Solution

    |

  4. If (x1, y1) be the centroid of the triangle formed by a line L and c...

    Text Solution

    |

  5. The value of sin^(-1) (cot(sin^(-1) sqrt((2 -sqrt3)/(4)) + cos^(-1)....

    Text Solution

    |

  6. Let I=int(kpi)^((k+1)pi)(|sin2x|)/(|sinx|+|cosx|)dx,(kepsilonN) and J=...

    Text Solution

    |

  7. The greatest integral value of m for which the point of intersection...

    Text Solution

    |

  8. The angle between the asymptotes of (x^(2))/(a^(2))-(y^(2))/(b^(2))=1 ...

    Text Solution

    |

  9. if lim(h->0) [f(a-h)/f(a)]=c where f(x) is a continuous function s...

    Text Solution

    |

  10. If the graph of non-constant function is symmetric about the point (3,...

    Text Solution

    |

  11. The expansion of (sqrt(x)+(1)/(2 root(4)(x)))^(n) is arranged in decr...

    Text Solution

    |

  12. if f(x)=x^x,x in (1,infty) and g(x) be inverse function of f(x) then g...

    Text Solution

    |

  13. The value of ( .^7C0 + ^7C1)+( .^7C1+ ^7C2)+....+(.^7C6+ ^7C7) is (A...

    Text Solution

    |

  14. If sin x + sin y =1/2 and cos x + cos y = 1 then tan (x + y)

    Text Solution

    |

  15. If the mean and variance of a binomial variate X are 7/3a n d(14)/9 re...

    Text Solution

    |

  16. If the value of x satisfying the equation sin^(-1)sqrt(1-x^2)=tan^...

    Text Solution

    |

  17. If the system of linear equations {:(x+2ay+az=0),(x+3by+bz=0),(x+4cy...

    Text Solution

    |

  18. For the equation 40/[x-1]-160/[x-4]-200/[x-5]+320/[x-8]=6x^2-27x (A)...

    Text Solution

    |

  19. Two cards are drawn one after another from a pack of 52 ordinary cards...

    Text Solution

    |

  20. If G is the centroid and O is the circumcentre of the triangle with ve...

    Text Solution

    |