Home
Class 9
MATHS
In DeltaABC, angleB= angleC. Prove the p...

In `DeltaABC, angleB= angleC`. Prove the perpendiculars from the mid-point of BC and AC are equal.

Promotional Banner

Topper's Solved these Questions

  • TRIANGLES

    NAGEEN PRAKASHAN|Exercise Exercise 7b|15 Videos

  • TRIANGLES

    NAGEEN PRAKASHAN|Exercise Revision Exercise (very Short Answer Questions)|10 Videos

  • TRIANGLES

    NAGEEN PRAKASHAN|Exercise Problems From NCERT/exemplar|5 Videos

  • SURFACE AREA AND VOLUME

    NAGEEN PRAKASHAN|Exercise Revision Exercise (long Answer Questions)|10 Videos

Similar Questions

Explore conceptually related problems

In DeltaABC , if angleC gt angleB , then

In DeltaABC, angleB and angleC are acute angles. BE and CF are perpendicular from vertices B and C on sides AC and AB respectively. Then BC^(2) is equal to-

ABC is a triangle and D is the mid-point of BC .The perpendiculars from D to AB and AC are equal.Prove that the triangle is isosceles.

In a right angled DeltaABC, angleC=90^(@) and CD is the perpendicular on hypotenuse AB if BC = 15 cm and AC = 20 cm then CD is equal to :

If DeltaABC is an isosceles triangle with AB = AC. Prove that the perpendiculars from the vertices B and C to their opposite sides are equal.

In DeltaABC,2angleA=3angleB=6angleC , then find angleA .

In DeltaABC, angleC=90^(@) . M and N are the mid-points of sides AB and AC,respectively. CM and BN intersect each other at D and angleBDC=90^(@). If BC=8cm, then length of BN is :

In a DeltaABC, angleA=2 angleB=3 angleC, find each of the triangle.

NAGEEN PRAKASHAN-TRIANGLES-Exercise 7a
  1. In quadrilateral ABCD, AB=DC and AD=BC. Prove that the sides AB and DC...

    Text Solution

    |

  2. In DeltaABC, AB = AC and the bisectors of angleB and angleC meet AC an...

    Text Solution

    |

  3. In DeltaABC, angleB= angleC. Prove the perpendiculars from the mid-poi...

    Text Solution

    |

  4. Find the value of x and y in each of the following figures containing ...

    Text Solution

    |

  5. In the adjoining figure, angleBAC=angleBDC and angleABC=angleBCD. Prov...

    Text Solution

    |

  6. In the adjoining figure, ABCD is a quadrilateral. M and N are the poin...

    Text Solution

    |

  7. Given AD=DC and DB biscets angleADC. (i) Prove that, DeltaADB cong D...

    Text Solution

    |

  8. The adjoining figure shows a square ABCD and an equilateral triangle D...

    Text Solution

    |

  9. Equilateral triangles ABD and ACE are drawn on sides AB and AC respect...

    Text Solution

    |

  10. The following figure shows a square ABCD and an equilateral triangle D...

    Text Solution

    |

  11. The given figure showns a parallelogram ABCD. Squares ABPQ and ADRS ar...

    Text Solution

    |

  12. In a DeltaABC, BD is the median to the side Ac, BD is produced to E su...

    Text Solution

    |

  13. In the given figure, angleBDC=angleBEA and AB = BC. Show that AE=CD.

    Text Solution

    |

  14. If the diagonals of a quadrilateral bisect each other at right angle, ...

    Text Solution

    |

  15. In the adjoining figure, BM and DN are the perpendiculars from B and D...

    Text Solution

    |

  16. In the adjoining figure, AB=EF, BC=DE, angleABC=angleFED=90^(@), prove...

    Text Solution

    |

  17. In the adjoining figure, ABCD is a parallelogram. If angleMBC = angleN...

    Text Solution

    |

  18. In the adjoining figure, QX and RX are the bisectors of the angles Q a...

    Text Solution

    |

  19. In the following figure, OA = OC and AB = BC. Prove that : (i) angle...

    Text Solution

    |

  20. In the adjoining figure, ABCD is a paralogram. The side AB is produced...

    Text Solution

    |