10th Class Mathematics Sample Paper Mathematics Sample Paper-2

  • question_answer
    Find the area of the sector which subtend an angle \[{{120}^{o}}\] at the centre of the circle of radius 21 cm.

    A) \[221\,\,c{{m}^{2}}\]  

    B) \[363\,\,c{{m}^{2}}\]

    C) \[462\,\,c{{m}^{2}}\]  

    D) \[248\,\,c{{m}^{2}}\]

    E) None of these

    Correct Answer: C


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