Home
Class 12
MATHS
The angles of a triangle are in the rati...

The angles of a triangle are in the ratio `3:5:10`. Then the ratio of the smallest side to the greatest side is

A

` 1: sin 10^(@)`

B

` 1 : 2 sin 10^(@)`

C

`1 : cos 10^(@)`

D

`1 : 2 cos 10^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS AND COMBINATIONS

    SIA PUBLICATION|Exercise Problems|41 Videos

  • QUADRATIC EXPRESSIONS AND THEORY OF EQUATIONS

    SIA PUBLICATION|Exercise Problems|71 Videos

Similar Questions

Explore conceptually related problems

IF the angles of a triangle are in the ratio 2:3:5 , then the ratio of the greatest side to the least side is

If the angles of a triangle are in the ratio 1:2:7 , then the ratio of the longest side to the smallest side is

If the angles of a triangles are in the ratio 1: 5: 6 then the ratio of its sides is

The angles of a triangle are in the ratio 5:3:7, then the triangle is

The angles of a triangle are in the ratio 2: 3:4. Find the angles.

The angles of a triangle are in the ratio 1 : 2 : 3. Find the angles.

IF the angles of triangle are in the ratio 1:1:4 then the ratio of the perimeter of the triangle to its largest side is

If the angles of a triangles are in ratio 1: 2: 7 Then prove that the greatest side to the least side is ( sqrt5 + 1) : ( sqrt5-1)

SIA PUBLICATION-PROPERTIES OF TRIANGLES, HEIGHTS AND DISTANCES-Problems
  1. The angle of elevation of an object from a point P on the level ground...

    Text Solution

    |

  2. In a Delta ABC, If tan .(A)/(2)=(5)/(6) and tan .(B)/(2) =(20)/(37), ...

    Text Solution

    |

  3. The angles of a triangle are in the ratio 3:5:10. Then the ratio of th...

    Text Solution

    |

  4. If b +c =3a , then find the value of cot.(B)/(2)cot.(C)/(2)

    Text Solution

    |

  5. The elevation of an object on a hill is observed from a certain point...

    Text Solution

    |

  6. In a DeltaABC,sum(b+c)tan""A/2tan((B-C)/2)=

    Text Solution

    |

  7. Two sides of a triangle are given by the roots of the equation x^2-5x+...

    Text Solution

    |

  8. In a Delta ABC, a (cos^2 B+cos^2 C)+cos A(c cos C+b cos B)=

    Text Solution

    |

  9. A tower, of x metres high, has a flagstaff at its top. The tower and t...

    Text Solution

    |

  10. IF in a Delta ABC, r3=r1+r2+r, then angle A+ angle B=

    Text Solution

    |

  11. In a triangleABC, (a-b)^2 cos^2(C )/(2)+(a+b)^2 sin^2(C )/(2) is equal...

    Text Solution

    |

  12. In a triangleABC, the correct formulae, among the following are I r...

    Text Solution

    |

  13. An aeroplane flying with uniform speed horizontally one kilometer abov...

    Text Solution

    |

  14. In Delta ABC, if r1 lt r2 lt r3 then

    Text Solution

    |

  15. In Delta ABC if b=20,c=21 and sin A=3//5, then a=

    Text Solution

    |

  16. A tower subtends angles alpha,2 alpha, 3 alpha respectively at points ...

    Text Solution

    |

  17. If the altitudes of a triangle are in arithmetic progression, then the...

    Text Solution

    |

  18. In Delta ABC, (cos C+ cos A)/(c+a)+(cos B)/b=

    Text Solution

    |

  19. If triangleABC is right angle at A, then r2+r3 is equal to

    Text Solution

    |

  20. From a point on the level ground, the angle of elevation of the top of...

    Text Solution

    |