Home
Class 11
MATHS
If in a triangle ABC, the altitudes from...

If in a triangle ABC, the altitudes from the A,B,C on opposite sides are in H.P. then sinA, sin B, sin C are in

A

G.P.

B

A.P.

C

H.P.

D

A.G.P

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PROPERTIES OF TRIANGLES

    AAKASH SERIES|Exercise LECTURE SHEET EXERCISE - I ( Straight Objective Type Questions ) |58 Videos

  • PROPERTIES OF TRIANGLES

    AAKASH SERIES|Exercise LECTURE SHEET EXERCISE - I (More than One correct answer Type Questions) |4 Videos

  • PROPERTIES OF TRIANGLES

    AAKASH SERIES|Exercise EXERCISE - II|148 Videos

  • PLANES

    AAKASH SERIES|Exercise ADVANCED SUBJECTIVE TYPE QUESTIONS|30 Videos

  • PROPERTIES OF VECTORS

    AAKASH SERIES|Exercise PRACTICE EXERCISES|55 Videos

Similar Questions

Explore conceptually related problems

If in Delta ABC the sides a,b,c are in A.P. Then

In Delta ABC, sin A: sin B: sin C is

In Delta ABC , if a: b: c = 3: 4:5 then sin A : sin B : sin C =

If p_1,p_2,p_3 are the lengths of the altitudes from the vertices A,B,C of Delta ABC to the opposite sides respectively then prove that p_1p_2p_3= ( (abc)^(2))/( 8R^(3)) = ( 8 Delta ^(3))/( abc)

If in a triangle ABC, 4 sin A= 4 sin B=3 sin C , the cos C=

If p_1, p_2, p_3 are the lengths of the altitudes from the vertices of Delta ABC to the opposite sides, then ( a cot A)/( p_1) + ( b cot B)/( p_2) +( c cot C)/( p_3)=

IF p_1,p_2,p_3 are the lengths of the altitudes from the vertices of Delta ABC to the opposite sides, then p_1 p_2 p_3 =

IF p_1,p_2,p_3 are the lengths of the altitudes from the vertices of Delta ABC to the opposite sides, then (a cotA)/p_1+(b cot B)/p_2+( c cot C)/p_3=

In Delta ABC, if tanA: tan B: tan C=1:2:3 , then sin A: sin B: sin C =

AAKASH SERIES-PROPERTIES OF TRIANGLES-PRACTICE EXERCISE
  1. In Delta ABC , if a= 2, b= 3 , c=4 then cos A =

    Text Solution

    |

  2. In DeltaABC , if a =4 , b = 5, c= 60 ^(@) , then C =

    Text Solution

    |

  3. If in a triangle ABC, the altitudes from the A,B,C on opposite sides a...

    Text Solution

    |

  4. If the angles of a triangle are in A.P., a=2 c= 4 , then b=

    Text Solution

    |

  5. In Delta ABC on root of the equation x^(2) - 2bx cos A + b^(2) ...

    Text Solution

    |

  6. In a triangle ABC, (a^2-b^2-c^2) tan A+ (a^2-b^2+c^2) tan B is equal t...

    Text Solution

    |

  7. If the angles of a right angled triangles are in A.P. Then the side...

    Text Solution

    |

  8. If sides of a triangles are in the ratio x: y : sqrt( x^(2) +xy + y...

    Text Solution

    |

  9. If a:b: c = 3: 5: 7 then cos A : cos B : cos C

    Text Solution

    |

  10. If A = 60 ^(@) " then " ( 1)/(a+b) + (1) /( a+ c) =

    Text Solution

    |

  11. In Delta ABC if a =2, b= 3, c = 4 then cos A + cos B + cos C =

    Text Solution

    |

  12. In Delta ABC , 2ac sin ""( 1)/(2) (A-B+C)=

    Text Solution

    |

  13. The sides of a triangles are x^(2) +3x + 3, 2x+ 3 and x^(2) + 2x th...

    Text Solution

    |

  14. In Delta ABC , if c^(4) - 2 (a^(2) + b^(2) ) c^(2) + a^(4) +a^(2)...

    Text Solution

    |

  15. In triangle ABC , a = 4, b = 3 and angle A = 60^(@) . Then c is root...

    Text Solution

    |

  16. The roots of x^(2) - 2 sqrt 3 x+ 2=0 represent two sides of a tria...

    Text Solution

    |

  17. (c- b cos A )/( b - c cos A ) =

    Text Solution

    |

  18. ( b+c) cos A + ( c+a) cos B +( a+b) cos C =

    Text Solution

    |

  19. In Delta ABC , if a( b cos C + c cos B ) = 2ka^(2) , then k=

    Text Solution

    |

  20. In Delta ABC , if A,B , C are in A.P. The (a+c)/( sqrt(a^(2) -ac + ...

    Text Solution

    |