document.write( "Question 554731: find the area of a circle with a radius of 4 1/2 inches. Round your answer to the nearest hundredth \n" ); document.write( "
Algebra.Com's Answer #361477 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! A = pi(r^2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4 1/2 can be written as an improper fraction 9/2.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So, let r = 9/2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A = pi(9/2)^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let pi = 3.14\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A = 3.14(9/2)^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A = 3.14(81/4)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A = 3.14(20.25)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A = 63.585in^2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "We now round to the nearest hundredths AKA second decimal place.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "A = 63.59in^2\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |