document.write( "Question 335341: 12. Solve using the five-step problem-solving process. Show all steps necessary to arrive at your solution.
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document.write( "The area of a circle is 45 square meters. What is its circumference? (Use п = 3.14. Hint: Area of Circle: A = пr2 and Circumference of Circle: C = 2пr)
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Algebra.Com's Answer #240380 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 45=pir^2 \n" ); document.write( "45=3.14*r^2 \n" ); document.write( "r^2=45/3.14 \n" ); document.write( "r^2=14.33 \n" ); document.write( "r=sqrt13.33 \n" ); document.write( "r=3.79 meters ans \n" ); document.write( "c=2pir \n" ); document.write( "c=2*3.14*3.79 \n" ); document.write( "c=2*11.9 \n" ); document.write( "c=23.8 meters ans. for the circumferance. \n" ); document.write( " |