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8th Class Mathematics Mensuration Question Bank Self Test-13

  • question_answer
    A tool is made up of a cone on top of a cylinder as shown in the figure below. The cylinder has a height of 15 cm and a radius of 5 cm. The volume of the cone is 100 ncm3. If 0 is the vertex of the cone and AB is the diameter of the base of the cone and C its centre. Points 0, A, B and C are in the same plane. Calculate the lateral surface area of the tool.

    A)

    B)

    C)

    D)

    E)  

    F)  None of these

    Correct Answer:


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