Home
Class 9
MATHS
Two cones have their heights in the rati...

Two cones have their heights in the ratio 1:3 and the radii of their bases in the ratio 3:1. show that their volumes are in the ratio 3:1.

Promotional Banner

Topper's Solved these Questions

  • SURFACE AREAS AND VOLUMES

    MODERN PUBLICATION|Exercise EXERCISE|228 Videos

  • STATISTICS

    MODERN PUBLICATION|Exercise EXERCISE|239 Videos

  • TRIANGLES

    MODERN PUBLICATION|Exercise EXERCISE|98 Videos

Similar Questions

Explore conceptually related problems

Two cubes have their volumes in the ratio 1:27. the ratio of their surfacs area is

If the volumes of two cones be in the ratio 1:4 and the radii of their bases be in the ratio 4:5, then the ratio of their heights is

The radii of two cylinders are in the ratio 2:3 and their heights are in the ratio 5:3. Calculate the ratio of their volumes and the ratio of their curved surfaces.

Base radius of two cylinder are in the ratio 2 : 3 and their heights are in the ratio 5 : 3. The ratio of their volumes is :

Two nuclei have mass numbers in the ratio 1:3. What is the ratio of their nuclear densities?

Masses of three wires of a metal are in the ratio 1:2:3 and their lengths in the ratio 3:2:1. Electrical resistance of these wires will be in the ratio of

The ratio of volumes of two cones is 4:5 and the ratio of the radii of their bases is 2:3. find the ratio of their vertical heights.

The radii of two right circular cylinder in the ratio 2 : 3 and their heights are in the ratio 5:4. Show that the ratio of their curved surfaces is 5: 6.

Two nuclei have mass number in the ratio of 1:2, what is the ratio of their nuclear densities?

The volumes of the two spheres are in the ratio 64:27. find the ratio of their surface areas.

MODERN PUBLICATION-SURFACE AREAS AND VOLUMES-EXERCISE
  1. Vertical height of a right circular cone is four times its radius and ...

    Text Solution

    |

  2. Find the volume of a cone having radius of the base 35 cm and slant he...

    Text Solution

    |

  3. Two cones have their heights in the ratio 1:3 and the radii of their b...

    Text Solution

    |

  4. The ratio of volumes of two cones is 4:5 and the ratio of the radii of...

    Text Solution

    |

  5. The radius and the height of a right circular cone are in the ratio 5 ...

    Text Solution

    |

  6. If the radius of the base of a cone is halved, keeping the height same...

    Text Solution

    |

  7. Find the weight of a solid cone whose base is of diameter 14 cm and ve...

    Text Solution

    |

  8. A right angled triangle of which the sides containing the right angle ...

    Text Solution

    |

  9. A tent is in the form of right circular cone of height 6m , the diamet...

    Text Solution

    |

  10. A right circular cone is 3.6 cm high and the radius of its base is 1.6...

    Text Solution

    |

  11. A conical vessel whose internal radius is 5 cm and height of 24 cm is ...

    Text Solution

    |

  12. An iron pillar consists of a cylindricla portion 2.8 m high and 20 m i...

    Text Solution

    |

  13. From a solid right circular cylinder with height 10 cm and radius of t...

    Text Solution

    |

  14. Water flows a the rate of 10 metres per minute through a cylindrical p...

    Text Solution

    |

  15. A rocket is in the form of a circular cylinder closed at the lower end...

    Text Solution

    |

  16. Find the surface area of the sphere of radius: 10.5 cm

    Text Solution

    |

  17. Find the surface area of the sphere of radius: 5 cm?

    Text Solution

    |

  18. Find the surface area of a sphere of diameter 14 cm?

    Text Solution

    |

  19. Assume pi = (22)/( 7) , unless stated otherwise . Find the surface ...

    Text Solution

    |

  20. Find the curved surface area and total surface area of hemisphere of r...

    Text Solution

    |