Home
Class 12
MATHS
In a DeltaABC, if r(1) +r=r(2), then fin...

In a `DeltaABC, if r_(1) +r=r_(2),` then find the vlaue of `(sec ^(2) A + cos ^(2) B-cot^(2) C).`

Promotional Banner

Topper's Solved these Questions

  • PROPERTIES OF TRIANGLE

    VMC MODULES ENGLISH|Exercise JEE Main (Archive)|35 Videos

  • PROPERTIES OF TRIANGLE

    VMC MODULES ENGLISH|Exercise JEE Advanced (Archive)|50 Videos

  • PROPERTIES OF TRIANGLE

    VMC MODULES ENGLISH|Exercise JEE Advanced (Archive)|50 Videos

  • PROBABILITY

    VMC MODULES ENGLISH|Exercise JEE ADVANCED (ARCHIVE)|102 Videos

  • QUADRATIC EQUATIONS & INEQUATIONS

    VMC MODULES ENGLISH|Exercise JEE Advance ( Archive )|20 Videos

Similar Questions

Explore conceptually related problems

In a triangle ABC, if r_1 + r_3 + r = r_2 , then find the value of (sec^2 A + csc^2 B-cot^2 C) ,

In a DeltaABC, r_(1) + r_(2) + r_(3) -r =

In a DeltaABC if r_(1):r_(2):r_(3)=2:4:6, then a:b:c =

In DeltaABC , If r_(1)=21, r_(2)=24, r_(3)=28 , then

In a triangle ABC , if r_(1) =2r_(2) =3r_(3) , then a:b:c =

In DeltaABC , if r = 1, R = 3, and s = 5 , then the value of a^(2) + b^(2) + c^(2) is _____

In DeltaABC, let b=6, c=10and r_(1) =r_(2)+r_(3)+r then find area of Delta ABC.

In a DeltaABC if r_(1)=16,r_(2)=48 and r_(3)=24 , then its in-radius ,is

In DeltaABC, angle C = 2 angle A, and AC = 2BC , then the value of (a^(2) + b^(2) c^(2))/(R^(2)) (where R is circumradius of triangle) is ______

If DeltaABC, if (c+a)/12=(a+b)/14=(b+c)/18 , then find vaue of (7r_(1)-r_(2))/(11r) is

VMC MODULES ENGLISH-PROPERTIES OF TRIANGLE-Level - 2
  1. Consider the following statements concerning a DeltaABC (i) The sid...

    Text Solution

    |

  2. Prove that a triangle A B C is equilateral if and only if tanA+tanB+ta...

    Text Solution

    |

  3. Let ABC be a triangle having O and I as its circumcentre and incentre,...

    Text Solution

    |

  4. Let ABC be a triangle with incenter I and inradius r. Let D, E, and F ...

    Text Solution

    |

  5. If In is the area of n-s i d e d regular polygon inscribed in a cir...

    Text Solution

    |

  6. In a DeltaABC, if r(1) +r=r(2), then find the vlaue of (sec ^(2) A + c...

    Text Solution

    |

  7. In DeltaABC, let b=6, c=10and r(1) =r(2)+r(3)+r then find area of Delt...

    Text Solution

    |

  8. Consider on obtuse angle triangles with side 8 cm, 15 cm and xx cm (la...

    Text Solution

    |

  9. letABC be a right angled triangle at C. If the inscribed circle touche...

    Text Solution

    |

  10. Consider a Delta ABC and let a,b, and c denote the leghts of the sides...

    Text Solution

    |

  11. In a DeltaABC, the internal bisector of angle ABC meets AC at k. if BC...

    Text Solution

    |

  12. In DeltaABC has AC=13, AB=15 and BC=14. Let O be the circumcenter of t...

    Text Solution

    |

  13. With usual notation in Delta ABC, the numerical value of ((a+b+c)/(r...

    Text Solution

    |

  14. In a Delta ABC, cos A. cos C = (lambda(c^(2) - a^(2)))/(3 ca), if is t...

    Text Solution

    |

  15. In a triangle ABC, medians AD and CE are drawn. If AD=5, angle DAC=pi/...

    Text Solution

    |

  16. In a DeltaABC, the maximum value of 120((sum a cos ^(2)((A)/(2)))/(a+...

    Text Solution

    |

  17. In DeltaABC, angle C = 2 angle A, and AC = 2BC, then the value of (a^(...

    Text Solution

    |

  18. If a, b and A are given in a triangle and c(1), c(2) are possible valu...

    Text Solution

    |

  19. A triangle A B C is inscribed in a circle with centre at O , The lines...

    Text Solution

    |

  20. In a triangle ABC, a ge b ge c. If (a^(3)+b^(3)+c^(3))/(sin ^(3)A +s...

    Text Solution

    |