Home
Class 11
MATHS
In a triangle A B CifB C=1 and AC=2, the...

In a triangle `A B CifB C=1 and AC=2,` then what is the maximum possible value of angle `A ?`

Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINES

    CENGAGE PUBLICATION|Exercise All Questions|486 Videos

Similar Questions

Explore conceptually related problems

In a triangle A B CifB C=(3)^(1/2) and A C=2, then what is the maximum possible value of angle A ?

In triangle A B C , if /_A=pi/4, then find all possible values of tanBtanCdot

In triangle A B C , if angle is 90^0 and the area of triangle is 30 sqdot units, then the minimum possible value of the hypotenuse c

If P(A) = 1/4 , P(B) = 1/3 then maximum possible value of P(A uu B) is

In triangle A B C , if cotA *cotC=1/2a n dcot B* cotC=1/(18), then the value of tanC is

In any triangle A B C ,(a^2+b^2+c^2)/(R^2) has the maximum value of 3 (b) 6 (c) 9 (d) none of these

If the angles of the triangle ABC are in A.P. and b:c= sqrt3:sqrt2 then find the value of angleA

The perimeter of a triangle ABC iws equal to 2 (sin A+sin B+ sin C). If a=1, then the value of angle A is-

Let A,B,C, be three angles such that A=pi/4 and tanB tanC=pdot Find all possible values of p such that A , B ,C are the angles of a triangle.

CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
  1. If in A B C ,A=pi/7,B=(2pi)/7,C=(4pi)/7 then a^2+b^2+c^2 must be (a)R...

    Text Solution

    |

  2. If x in (0,2pi)a n dy in (0,2pi) , then find the number of distinct or...

    Text Solution

    |

  3. In a triangle A B CifB C=1 and AC=2, then what is the maximum possible...

    Text Solution

    |

  4. Find the number of roots of the equation 16sec^3theta-12tan^2theta-4se...

    Text Solution

    |

  5. If a^2, b^2,c^2 are in A.P., then prove that tanA ,tanB ,tanC are in H...

    Text Solution

    |

  6. If 2tan^2x-5secx=1 for exactly seven distinct value of x in [0,(npi)/2...

    Text Solution

    |

  7. If an a triangle A B C , b=3 c, a n d C-B=90^0, then find the value o...

    Text Solution

    |

  8. The real roots of the equation cos^7x+sin^4x=1 in the interval (-pi,pi...

    Text Solution

    |

  9. If the base angles of triangle are ((22)/(12))^@ and (112 1/2)^@ , th...

    Text Solution

    |

  10. The general solution of the trigonometric equation sinx+cosx=1 is give...

    Text Solution

    |

  11. Prove that: (sin(B-C))/(cosBcosC)+(sin(C-A))/(cosCcosA)+(sin(A-B))/(co...

    Text Solution

    |

  12. The equation 2cos^2 (x/2)sin^2x=x^2+x^(-2);0

    Text Solution

    |

  13. The perimeter of a triangle ABC is saix times the arithmetic mean of ...

    Text Solution

    |

  14. One of the general solutions of 4sinthetasin2thetasin4theta=sin3theta ...

    Text Solution

    |

  15. If A=75^@,B=45^@, then prove that b+csqrt(2)=2a

    Text Solution

    |

  16. The general solution of the equation 8cosxcos2xcos4x=(sin6x)/(sin x) ...

    Text Solution

    |

  17. in triangleABC if (a^2+b^2)/(a^2-b^2)=sin(A+B)/sin(A-B) then prove th...

    Text Solution

    |

  18. (sin^3theta-cos^3theta)/(sintheta-costheta)-(costheta)/(sqrt(1+cot^2th...

    Text Solution

    |

  19. ABCD is a trapezium such that AB,DC.are parallel and BC is perpendicul...

    Text Solution

    |

  20. For 0ltx ,yltpi,the number of ordered pairs (x, y) satisfying system e...

    Text Solution

    |