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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-4

  • question_answer
    A sphere, a cylinder and a cone have same radius and same height. Find the ratio of the areas of their curved surfaces.

    A)  \[5:4:\sqrt{5}\]             

    B)  \[4:4:\sqrt{5}\]

    C)  \[4:5:\sqrt{5}\]             

    D)  \[5:5:\sqrt{5}\]

    E)  None of these

    Correct Answer: B

    Solution :

     Not Available


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