Home
Class 10
MATHS
A right triangle, whose base and height ...

A right triangle, whose base and height are 15 cm and 20 cm. respectively is made to revolve about its hypotenuse. Find the volume and surface area of the doble cone so formed.
(use pi = 3.14)

Text Solution

Verified by Experts

The correct Answer is:
Volume of the double cone`=3768 cm^(3)`
Surface area of the doubled cone `=1318.8 cm^(2)`
Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE 10.2|14 Videos

  • MENSURATION

    VGS PUBLICATION-BRILLIANT|Exercise OBSERVATION MATERIAL TO SOLVE VARIOUS QUESTIONS GIVEN IN THE PUBLIC EXAMINATION|32 Videos

  • MENSURATION

    VGS PUBLICATION-BRILLIANT|Exercise OBSERVATION BITS TO SOLVE VARIOUS BITS|27 Videos

  • COORDINATE GEOMETRY (MULTIPLE CHOICE QUESTION)

    VGS PUBLICATION-BRILLIANT|Exercise COORDINATE GEOMETRY(MULTIPLE CHOICE QUESTION)|30 Videos

  • PAIR OF LINEAR EQUATIONS IN TWO VARIABLES

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|262 Videos

Similar Questions

Explore conceptually related problems

Find the volume and surface area of a sphere of radius 14cm ( pi=22/7 )

Find the total surface area of hemi sphere of radius 10 cm. (Use pi = 3.14 )

Find the total surface area of a hemisphere of radius 10 cm . (use pi =3.14

Find the volume and the total surface area of a hemisphere of radius 3.5 cm. (pi=22/7)

A right circular cylinder has radius 3.5 cm and height 14 cm. Find curved surface area.

A toy is in the form of a cone mounted on a hemisphere. The diameter of the base and the height of the cone are 6 cm and 4 cm respectively. Determine the surface area of the toy. [Use pi=3.14 ]

A solid is in the form of a right circular cylinder with a hemisphere at one end and a cone at the other end. The radius of the common base is 8 cm and the heights of the cylinderical and conical portions are 10 cm and 6 cm respectively. Find the total surface area of the solid. " " [Use pi=3.14 ]

A right circular cylinder has base radius 14cm and height 21cm. Find Total surface area

VGS PUBLICATION-BRILLIANT-MENSURATION-EXAMPLE
  1. A women self help group (DWARCA) is supplied a rectangular solid (cubo...

    Text Solution

    |

  2. The radius of a conical tent is 7 metres and its height is 10 metres. ...

    Text Solution

    |

  3. An oil drum is in the shape of a cyinder having the following dimensio...

    Text Solution

    |

  4. A sphere, a cylinder and a cone have the same radius and same height ...

    Text Solution

    |

  5. A company wanted to manufacture 1000 hemispherical basins from a thin ...

    Text Solution

    |

  6. A right circular cylinder has base radius 14 cm and height 21 cm. Find...

    Text Solution

    |

  7. Find the volume and surface area of a sphere of radius 2.1 cm. (pi=22...

    Text Solution

    |

  8. Find the volume and the total surface area of a hemisphere of radius 3...

    Text Solution

    |

  9. A right triangle, whose base and height are 15 cm and 20 cm. respectiv...

    Text Solution

    |

  10. A wooden toy rocket is in the shape of a cone mounted on a cylinder as...

    Text Solution

    |

  11. Find the volume of right circular cone with radius 6 cm. and height 14...

    Text Solution

    |

  12. A cylinderical container is filled with ice-cream whose diameter is 1...

    Text Solution

    |

  13. A solid consisting of a right circular cone standing on a hemisphere, ...

    Text Solution

    |

  14. A cylinderical pencil is sharpened to produce a perfect cone at one en...

    Text Solution

    |

  15. A cone of height 24 cm and radius of base 6 cm is made up of modelling...

    Text Solution

    |

  16. The internal and external diameter of a hollow hemispherical shell are...

    Text Solution

    |

  17. A hemispherical bowl of internal radius is 15 cm. contains a liquid. T...

    Text Solution

    |

  18. The diameter of a metallic sphere is 6 cm. It is melted and drawn into...

    Text Solution

    |

  19. How many spherical balls can be made out of a solid cube of lead whose...

    Text Solution

    |

  20. A women self help group (DWARCA) is supplied a rectangular solid (cubo...

    Text Solution

    |