If the radius of a circle is increased by 20% then the area is increased by :

গণিত শতকরা 05 Oct, 2018

প্রশ্ন If the radius of a circle is increased by 20% then the area is increased by :

  • ক.
    44%
  • খ.
    400%
  • গ.
    40%
  • ঘ.
    120%

সঠিক উত্তর

44%

মন্তব্য

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