document.write( "Question 4591: If the inside circumference of a circle is 72\" what would the outside circumferece br 6\" out from inter circle? \n" ); document.write( "
Algebra.Com's Answer #2219 by xcentaur(357) ![]() You can put this solution on YOUR website! c=2*pi*r=72\" \n" ); document.write( "r=72/2*pi \n" ); document.write( "R=r+6=(72/2*pi)+6 \n" ); document.write( "C=2*pi*R \n" ); document.write( "=2*pi \n" ); document.write( "=2*pi \n" ); document.write( "=72+12*pi \n" ); document.write( "=72+(12*22/7) \n" ); document.write( "=72+(264/7) \n" ); document.write( "=(504+264)/7 \n" ); document.write( "=768/7 \n" ); document.write( "=109.714\" \n" ); document.write( " |