Home
Class 12
MATHS
If H is the orthocentre of the Delta ABC...

If H is the orthocentre of the `Delta ABC,` then find AH.

A

`c cdot cot A`

B

`b cdot cot A`

C

`a cdot cot B`

D

`a cdot cot A`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC FUNCTIONS

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS - PART - A : BUILDING-UP THE BASE (B) Properties of triangles|27 Videos

  • TRIGONOMETRIC FUNCTIONS

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS - PART - B : MASTERING THE BEST|58 Videos

  • TRIGONOMETRIC FUNCTIONS

    MARVEL PUBLICATION|Exercise HARDER SOLVED EXAMPLES|43 Videos

  • THREE DIMENSIONAL GEOMETRY

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|39 Videos

  • VECTORS

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|20 Videos

Similar Questions

Explore conceptually related problems

If H is the orthocentre of f Delta ABC, then : sin(angle BHC)=

Consider the following statements : 1. If G is the centroid of triangle ABC, then GA=GB=GC. 2. If H is the orthocentre of triangle ABC, then HA=HB=HC. Which of the statements given above is/are correct ?

In a triangle PQR, if angleQ is obtuse and S is the orthocentre of DeltaPQR , then find the orthocentre of DeltaPSR .

If H is the orthocentre of the triangle ABC, R = circumradius and P =AH +BH+CH, then

In Delta ABC if AD is the altitude and O is the orthocentre of Delta ABC then AO:OD=

If H is the orthocenter of Delta ABC and if AH=x,BH=y,CH=z, then (a)/(x)+(b)/(y)+(c)/(z)=

If H is the orthocentre of a triangle ABC,then the radii of the circle circumscribing the triangles BHC,CHA and AHB are respectively equal to

MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-MULTIPLE CHOICE QUESTIONS - PART - A : BUILDING-UP THE BASE
  1. If Delta ABC, is right angled at C, then: 4s (s - a)(s - b)(s-c) = ....

    Text Solution

    |

  2. If sin (A + B + C) = 1, tan (A - B) = 1//sqrt(3) and "sec" (A + C) = 2...

    Text Solution

    |

  3. If H is the orthocentre of the Delta ABC, then find AH.

    Text Solution

    |

  4. If the side of a right-angled triangled are in A.P., then tangents of ...

    Text Solution

    |

  5. If, in Delta ABC, a = 13 cm, b = 13cm, c = 5 cm, then cosC is

    Text Solution

    |

  6. In the Delta ABCA gt B. If the measures of A and B satisfy the equatio...

    Text Solution

    |

  7. In Delta ABC , a= 6 ,b=3 and cos (A-B) = 4/5 .Then are of triangle i...

    Text Solution

    |

  8. If, in Delta ABC, tan A + tan B + tan C gt 0, then the triangle is

    Text Solution

    |

  9. In a DeltaABC, tan A+tan B+tan C =6 and tan A tan B = 2, then the tria...

    Text Solution

    |

  10. If, in Delta ABC, a^(4) + b^(4) + c^(4) = 2a^(2)(b^(2) + c^(2)) then :...

    Text Solution

    |

  11. If, Delta ABC is right angled at C, then : tanAtanB = ....

    Text Solution

    |

  12. In a right of a triangle, the hypotenuse is 2 times the perpendicular....

    Text Solution

    |

  13. Two sides of a triangle are (sqrt(3)+1) and (sqrt(3)-1), and the angle...

    Text Solution

    |

  14. If, in Delta ABC, 3a = b + c then: cot (B/2) cdot cot (C/2) = .....

    Text Solution

    |

  15. If, in Delta ABC, cos A = cos B cdot cos C, then: cot B cdot cot C= ...

    Text Solution

    |

  16. If the altitudes of a Delta are in A.P., then its sdies are in

    Text Solution

    |

  17. If, in Delta ABC, a = 2x, b = 2y and C = 120^(@) then the area of the ...

    Text Solution

    |

  18. If, in Delta ABC, a = 4, b= 5 and C = 6 then /C=....

    Text Solution

    |

  19. If, in Delta ABC, a = 13, b = 14, c = 15, then : sin (A//2) = ....

    Text Solution

    |

  20. If, in Delta ABC, angle C is obstuse, then

    Text Solution

    |