2. Questions Bank
  3. 9th Class
  4. Mathematics
  5. Surface Areas and Volumes

9th Class Mathematics Surface Areas and Volumes Question Bank Surface Areas and Volumes

  • question_answer
    A right circular cylindrical tunnel of diameter 2 m and length 40 m is to be constructed from a sheet of iron. What is the area of the iron sheet required in\[{{m}^{2}}\]?

    A) \[40\pi \]                                  

    B)   \[60\pi \]                      

    C)   \[80\pi \]                                  

    D)   \[100\pi \]                    

    Correct Answer: C

    Solution :

    Not Available


You need to login to perform this action.
You will be redirected in 3 sec spinner