Home
Class 10
MATHS
In an equilateral triangle ABC, ADbotBC ...

In an equilateral triangle ABC, AD`bot`BC meeting BC in D then `AD^2`=…………..

A

`3BD^2`

B

`BD^2`

C

`AB^2`

D

None

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SIMILAR TRIANGLES

    VGS PUBLICATION-BRILLIANT|Exercise OBSERVATION BITS TO SOLVE VARIOUS BITS IN THE GIVEN IN THE PUBLIC EXAMINATION|29 Videos

  • SETS

    VGS PUBLICATION-BRILLIANT|Exercise CREATIVE BITS OF CCE MODEL EXAMINATION|116 Videos

  • STATISTICS

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|146 Videos

Similar Questions

Explore conceptually related problems

In an equilateral triangle ABC, if AD is the altitude prove that 3AB^2 = 4AD^2 .

In an equilateral Triangle ABC,D is a point on side BC such that BD=1/3BC . Prove that 9AD^2=7AB^2 .

In an equilateral triangle ABC, AL, BM and CN are medians. Forces along BC and BA represented by them will have a resultant represented by

Equilateral triangle DEF is inscribed in equilateral triangle ABC as shown with DE bot^("lar")B C then ratio of Area of triangle DEF to the Area of Delta^("le") ABC is then

Altitude AD of an equilateral triangle ABC is a diameter of circle. If circle intersect AB and AC at E and F then (EF)/(BC) =

O' is any point in the interior of a triangle ABC. OD bot BC , OE bot AC and OF bot AB , Show that AF^2 + BD^2 + CE^2 = AE^2 + CD^2 + BF^2 .

A(3, 2, 0), B(5, 3, 2), C(-9, 6, -3) are three points forming a triangle and AD, the external bisector of BAC, meeting BC at D then find D.

The side of BC of an equilateral triangle Delta ABC is parallel to X-axis. Find the slopes of line along sides BC, CA and AB.

The median AD of the triangle ABC is bisected at E. BE meets AC in F then AF : AC is

VGS PUBLICATION-BRILLIANT-SIMILAR TRIANGLES -CREATIVE BITS FOR CCE MODEL EXAMINATION
  1. DeltaABC~DeltaDEF, BC=4cm, EF=5cm and area of DeltaABC=80cm^2 then are...

    Text Solution

    |

  2. In the figure PQR, angleQPR=90^@, PQ=24cm and QR=26cm and in DeltaPKR,...

    Text Solution

    |

  3. In the figure, QAbotAB and PBbotAB if AO=20cm, BO=12cm, PB=18cm then A...

    Text Solution

    |

  4. In the figure angleA=angleB and AD=BE then……….

    Text Solution

    |

  5. In the figure , in DeltaPQR,QR////ST, (PS)/(SQ)=3/5 and PR=28 cm then ...

    Text Solution

    |

  6. In an equilateral triangle ABC, ADbotBC meeting BC in D then AD^2=…………...

    Text Solution

    |

  7. In the figure , if AB////CD then x=……………..cm.

    Text Solution

    |

  8. IF the diagonals in a quadrilateral divide each other proportionally t...

    Text Solution

    |

  9. D,E,F are midpoints of sides BC,CA,AB of DeltaABC. Find the ratio of a...

    Text Solution

    |

  10. In the figure (PS)/(SQ)=(PT)/(TR) and anglePST=anglePRQ then DeltaPQR ...

    Text Solution

    |

  11. Side of a rhombus is 4 cm then its perimeter is…………….cm.

    Text Solution

    |

  12. In the figure, x=………………

    Text Solution

    |

  13. Two sides of a right triangle are 3cm and 4cm then the third side is …...

    Text Solution

    |

  14. DeltaABC~DeltaPQR, AB:PQ=3:4 then ar DeltaABC: ar DeltaPQR=……

    Text Solution

    |

  15. IF 8^2+15^2=k^2 then k=…………..

    Text Solution

    |

  16. The angles of a triangle arc in the ratio 1:2:3 then the largest angle...

    Text Solution

    |

  17. Straight angle means………..

    Text Solution

    |

  18. In the figure ,PQ//MN,(KP)/(PM)=4/13 and KN=20.4 cm then KQ= ……………….cm...

    Text Solution

    |

  19. In the figure DE // BC if AD=x,AE=x+2,DB=x-2 and CE=x-1 then x=……………….

    Text Solution

    |

  20. DeltaABC~DeltaDEF if DE:AB=2:3 and arDeltaDEF=44sq. Units then arDelta...

    Text Solution

    |