Question 1163470
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The area of the square is  25^2 = 625 square meters.


The area of the circle is  {{{pi*10^2}}} = {{{100*pi}}} square meters.


The percentage is  {{{(100*pi/625)*100}}} percents.


Substitute here  pi = {{{22/7}}} and use your calculator to complete the job.


If you do not have a calculator, use this free of charge online calculator at the site


    https://desmos.com/calculator
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