document.write( "Question 920250: 1. A city block is 3 times as long as it is wide. If the distance around the block is 0.48 kilometers, what is the area of the block in square meters? \n" ); document.write( "
Algebra.Com's Answer #558392 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! 1. A city block is 3 times as long as it is wide. \n" ); document.write( " If the distance around the block is 0.48 kilometers, \n" ); document.write( " what is the area of the block in square meters? \n" ); document.write( ": \n" ); document.write( "Change .48 km to 480 meters \n" ); document.write( "Let x = the width of the block \n" ); document.write( "then \n" ); document.write( "3x = the length \n" ); document.write( "Find x \n" ); document.write( "2(3x) + 2x = 480 \n" ); document.write( "simplify, divide by 2 \n" ); document.write( "3x + x = 240 \n" ); document.write( "x = 240/4 \n" ); document.write( "x = 60 m is the lenth \n" ); document.write( "then \n" ); document.write( "3(60) = 180 m is the length \n" ); document.write( "Find the area \n" ); document.write( "180 * 60 = 10,800 sq/m is the area \n" ); document.write( " |