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7th Class Mathematics Perimeter and Area Question Bank Perimeter and Area

  • question_answer
    If the area of a circle is \[2464\text{ }{{m}^{2}},\] find its diameter,                             

    A)  \[56\,m\]             

    B)         \[154\,m\]       

    C)  \[176\,m\]       

    D)         \[206\,m\]

    Correct Answer: A

    Solution :

     \[\frac{\pi {{d}^{2}}}{4}=2464\]\[\Rightarrow \]  \[d=\sqrt{3136}=56\,m\]


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