document.write( "Question 105793: what is the area of a circle with the circumfrance of 20 \n" ); document.write( "
Algebra.Com's Answer #76983 by edjones(8007)![]() ![]() You can put this solution on YOUR website! A=pi*r^2 \n" ); document.write( "r=d/2 \n" ); document.write( "20/2=10 \n" ); document.write( "A=pi*10^2 \n" ); document.write( "A=pi*100 \n" ); document.write( "=314.159 ft^2 \n" ); document.write( "Ed \n" ); document.write( " |