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5th Class Mental Ability Circles Question Bank Circles

  • question_answer
    If 'r' is the radius of the inner circle and 'R' is the radius of the outer circle in two concentric circles, which of the following is correct?

    A) \[\text{r=R}\]                                   

    B) \[\text{rR}\]                      

    C)  \[\text{rR}\]                     

    D)         \[\text{2r=R}\]

    Correct Answer: B

    Solution :

    Not Available


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