Home
Class 14
MATHS
The total surface area of a hollow cuboi...

The total surface area of a hollow cuboid is `340 cm^2`. If the length and the breadth of the cuboid are 10 cm and 8 cm respectively, then what is the length of the longest stick that can be fitted inside the cuboid ?
एक खोखले घनाभ का कुल पृष्ठ क्षेत्रफल 340 वर्ग सेमी है | यदि घनाभ की लंबाई और चौड़ाई 10 सेमी तथा 8 सेमी है, तो उस सबसे लंबी छड़ी की लंबाई ज्ञात करें जिसे इस घनाभ में रखा जा सकता है ?

A

10 cm

B

`4 sqrt41 cm`

C

`3 sqrt21 cm`

D

21 cm

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 areas of three adjacent faces of a cuboid are 18 cm^2 , 20 cm^2 an...

    Text Solution

    |

  2. A wire encloses an area of 616 cm^2 when it is bent in the form of a c...

    Text Solution

    |

  3. The total surface area of a hollow cuboid is 340 cm^2. If the length a...

    Text Solution

    |

  4. The diameter of a right circular cylinder is decreased to one third of...

    Text Solution

    |

  5. How many cubes with a side 10 cm can be cut out of a cube having a sid...

    Text Solution

    |

  6. The radius of a circular garden is 42 m. The distance (in m) covered b...

    Text Solution

    |

  7. If the base radius of 2 cylinders are in the ratio 3:4 and their heigh...

    Text Solution

    |

  8. If the length of a rectangle is increased by 40% and the breadth is de...

    Text Solution

    |

  9. A race track is in the shape of a ring whose inner and outer circumfer...

    Text Solution

    |

  10. The curved surface area of a hemisphere with radius 7cm is: 7 सेमी त...

    Text Solution

    |

  11. The circumference of the base of a conical tent is 66 m. If the height...

    Text Solution

    |

  12. A cylindrical vessel of radius 30cm and height 42 cm is full of water....

    Text Solution

    |

  13. The area of field in shape of a regular hexagon is 2400 sqrt3 m^2.The ...

    Text Solution

    |

  14. The diagonal of a square A is (a+b) units. What is the area (in square...

    Text Solution

    |

  15. If the radius of a right circular cylinder is decreased by 10% and hei...

    Text Solution

    |

  16. The perimeter of a square is 64 cm. Its area will be: एक वर्ग का परि...

    Text Solution

    |

  17. A metallic sphere of diameter 40 cm is melted into a smaller sphere of...

    Text Solution

    |

  18. A circular disc of area 0.64 Pi m^2 rolls down a length of 1.408 km. T...

    Text Solution

    |

  19. The length of the diagonals of a rhombus are 16 cm and 12 cm. Its area...

    Text Solution

    |

  20. The inner and outer radius of a circular track are, respectively, 29 m...

    Text Solution

    |