Home
Class 14
MATHS
The ratio of length of each equal side a...

The ratio of length of each equal side and the third side of an isosceles triangle is 3:4. If the area of the triangle is 18 √5 sq units, the third side is

A

a. 42 units

B

b. 12 units

C

c. 16 units

D

d. 50 units

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • AREA AND PERIMETER

    ARIHANT SSC|Exercise FAST TRACK TECHENIQUES|133 Videos

  • APPROXIMATION

    ARIHANT SSC|Exercise Fast Track Practice|74 Videos

  • AVERAGE

    ARIHANT SSC|Exercise EXERCISE HIGHER SKILL LEVEL QUESTION|30 Videos

Similar Questions

Explore conceptually related problems

The ratio of length of each equal side and the third side of an isosceles triangle is 3:4. If the area of the triangle is 18sqrt(5) square units, the third side is

Perimeter of an isosceles triangle is 50cm. If one of the two equal sides is 18cm, find the third side.

The area of an isosceles triangle is 4 square unit. If the length of the third side is 2 unit, the length of each equal side is

The length of each equal sides of an isosceles triangle is 13 cm and the perimeter of the triangle is 36cm. Find the length of the unequal side of the triangle.

The ratio of sides of a triangle is 3:4:5 . If area of the triangle is 72 square unit, then the length of the smallest side is :

Find the area of isosceles triangle whose equal sides are of length 15 cm each & the third side is 12cm.

Find the area of an isosceles right triangle having the length of each equal side 5 cm

ARIHANT SSC-AREA AND PERIMETER-FAST TRACK TECHENIQUES
  1. The area of a right angled triangle is 24 cm and one of the sides cont...

    Text Solution

    |

  2. The area of an equilateral triangle is sqrt(243)/4 sq cm. Find the len...

    Text Solution

    |

  3. The ratio of length of each equal side and the third side of an isosce...

    Text Solution

    |

  4. Three sides of a triangular field are of length 15m, 20m and 25m long,...

    Text Solution

    |

  5. Two isosceles triangles have equal vertical angles and their correspon...

    Text Solution

    |

  6. A △DEF is formed by joining the mid-points of the sides of △ ABC. Simi...

    Text Solution

    |

  7. Find the area of a rectangle having 15 m length and 8 m breadth.

    Text Solution

    |

  8. The length of a rectangular field is 100 m and its breadth is 40 m. Wh...

    Text Solution

    |

  9. The area of a rectangular playground is 300 sq m. If the breadth of th...

    Text Solution

    |

  10. The ratio of length and breadth of a rectangle is 5:3. If lengthis 8m ...

    Text Solution

    |

  11. The ratio between the length and the breadth of a rectangleis 2:1. If ...

    Text Solution

    |

  12. The perimeter of a rectangle having area equal to 144 cm and sides in ...

    Text Solution

    |

  13. One side of a rectangular field is 9 m and one of its diagonal is 20 m...

    Text Solution

    |

  14. The area of a rectangle lies between 40 cm and 45 cm . If one of the s...

    Text Solution

    |

  15. The area of a rectangular fieldis 15 times the sum of its length and b...

    Text Solution

    |

  16. The difference between the length and breadth of a rectangle is 23 m. ...

    Text Solution

    |

  17. If the length of a rectangle decreases by 5 m and breadth increases by...

    Text Solution

    |

  18. The area of a rectangle whose length is 5 more than twice its width is...

    Text Solution

    |

  19. The area of a rectangle, whose one side is 'a' is 2a^(2). What is the ...

    Text Solution

    |

  20. If the sides of a rectangle are increased by 5 %, find the percentage ...

    Text Solution

    |