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

  • question_answer
    Two circles touch each other externally. The sum of there areas is \[274\text{ }\pi \text{c}{{\text{m}}^{\text{2}}}\]. The distance between their centres is 22 cm. Find the difference in their radii.

    A)  8 cm               

    B)  10 cm      

    C)  15 cm                                                             

    D)  7 cm

    E)  None of these

    Correct Answer: A

    Solution :

    Not Available              


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