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10th Class Mathematics Surface Areas and Volumes Question Bank Surface Area and Volume

  • question_answer
    The height of a cone is 30 cm. A small cone is cut off at the top by a plane parallel to the base. If its volume is\[\frac{1}{27}\]. the volume of cone, what is the height at which the section is made?

    A)  10 cm

    B)                         15 cm

    C)  20 cm  

    D)         19 cm

    Correct Answer: C

    Solution :

    Not Available


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