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A wire in the form of a square of sides 4.5 cm is bent into a circle . express radius of the circle in terms of pie |
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Answer» Answer: PERIMETER of square = 4*4.5=18 cm perimeter of CIRCLE =perimeter of square 2πr=18 r=18/2π=9/π or 9/3.14=2.86 cm because π=3.14 |
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