document.write( "Question 209195: Find the circumference and area of a circle with radius of 5 centimeters. Write your answers in terms of pi. \n" ); document.write( "
Algebra.Com's Answer #158133 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! To write the answer in terms of pi means NOT to use 3.14 for pi.\r \n" ); document.write( "\n" ); document.write( "Circumference formula:\r \n" ); document.write( "\n" ); document.write( "C = pi times diameter\r \n" ); document.write( "\n" ); document.write( "You were given the radius to be 5 cm.\r \n" ); document.write( "\n" ); document.write( "The diameter is TWICE the radius or 10 cm.\r \n" ); document.write( "\n" ); document.write( "C = 10pi\r \n" ); document.write( "\n" ); document.write( "=========================================\r \n" ); document.write( "\n" ); document.write( "The area of a circle is given by A = pi(r^2).\r \n" ); document.write( "\n" ); document.write( "Just plug and chug.\r \n" ); document.write( "\n" ); document.write( "A = pi(5^2)\r \n" ); document.write( "\n" ); document.write( "A = 25pi\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |