Question 769852
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Area of a circle with radius 1 unit
= {{{pi * r^2}}} = {{{pi * 1*1}}} = 3.14159 sq units approx.
Area of a square of side d = d^2
So, if the area is 3.14159, the side of the square = {{{sqrt(pi)}}}
= 1.772 units approximately
:)
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