Home
Class 14
MATHS
The base of a pyramid is an equilateral ...

The base of a pyramid is an equilateral triangle of side is 10m. If the height of the pyramid is `40 sqrt3` m, then the volume of the pyramid is :
एक पिरामिड का आधार 10 m भुजा वाला एक समबाह त्रिभुज है। यदि पिरामिड की ऊंचाई `40 sqrt3` मीटर है, तो पिरामिड का आयतन क्या है

A

`800 m^3`

B

`900 m^3`

C

`1000 m^3`

D

`1200 m^3`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • MEAN, MEDIAN & MODE

    PINNACLE|Exercise EXERCISE|39 Videos
  • MIXTURE & ALLIGATION

    PINNACLE|Exercise EXERCISE|26 Videos
PINNACLE-MENSURATION-EXERCISE
  1. The circumference of the base of a right circular cone is 44cm and its...

    Text Solution

    |

  2. A solid metallic cuboid of dimensions 18 cm x 36cm × 72cm is melted an...

    Text Solution

    |

  3. The base of a pyramid is an equilateral triangle of side is 10m. If th...

    Text Solution

    |

  4. The curved surface area of a cylinder is five times the area of a base...

    Text Solution

    |

  5. The volume of a hemisphere is 2425 1/2 cm^3. Find its radius. (takepi=...

    Text Solution

    |

  6. If the radius of a cylinder is decreased by 20% and the height is incr...

    Text Solution

    |

  7. The ratio of the height and the diameter of a right circular cone is 6...

    Text Solution

    |

  8. The radii of two cylinders are in the ratio 3:4 and their heights are ...

    Text Solution

    |

  9. The number of lead balls, each 3cm in diameter, that can be made from ...

    Text Solution

    |

  10. The base of a right prism is a square having side of 15 cm. If its hei...

    Text Solution

    |

  11. If the perimeter of an isosceles right triangle is 8(sqrt2+1) cm, then...

    Text Solution

    |

  12. The sum of length, breadth and height of a cuboid is 20 cm. If the len...

    Text Solution

    |

  13. If the surface area of a sphere is 1386 cm^2, then its volume is: (pi=...

    Text Solution

    |

  14. In the figure, chords AB and CD of a circle intersect externally at P....

    Text Solution

    |

  15. In a triangle ABC, AB =AC and the perimeter of A ABC is 8(2 + sqrt 2) ...

    Text Solution

    |

  16. One side of a rhombus is 13cm and one of its diagonal is 10 cm. What i...

    Text Solution

    |

  17. The perimeter of a square is the same as the perimeter of a rectangle....

    Text Solution

    |

  18. If each side of a rectangle is decreased by 11%, then the area will de...

    Text Solution

    |

  19. The radius of the base of cylinder is 14 cm and its curved surface are...

    Text Solution

    |

  20. The sides of a triangle are 24cm, 26cm and 10cm. At each of its vertic...

    Text Solution

    |