A wire when bent in the form of an equilateral triangle encloses an area of 121 √3 cm2. If the same wire is bent in the form of a circle, find the area of the circle

Let the side of the equilateral triangle be 'a'
Area of equilateral triangle

Length of wire = 3a = 66cm
Also, length of wire = circumference of the circle

Area of circle

 

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