A copper wire when bent in the form of a square encloses an area of 121 cm square if the same wire is bent into the form of circle find th area of the circle
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Area of square=121 cm²
Side=11 cm
perimeter of square=circumference of circle
4a=2πr
4×121=2×22/7×r
r=77 cm
Area of the circle=πr²
=22/7×77×77=18634cm².
HOPE IT WAS HELPFUL
Side=11 cm
perimeter of square=circumference of circle
4a=2πr
4×121=2×22/7×r
r=77 cm
Area of the circle=πr²
=22/7×77×77=18634cm².
HOPE IT WAS HELPFUL
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