document.write( "Question 607454: A road 3.5m wide surrounds a circular plot whose circumference is 44 m.find the cost of paving the road at rs 50 per m sq \n" ); document.write( "
Algebra.Com's Answer #382778 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A road 3.5m wide surrounds a circular plot whose circumference is 44 m. \n" ); document.write( "find the cost of paving the road at rs 50 per m sq \n" ); document.write( ": \n" ); document.write( "Find the radius of the plot \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( "r = \n" ); document.write( "r = 7.0 meters \n" ); document.write( ": \n" ); document.write( "Find the area of the plot \n" ); document.write( "A = \n" ); document.write( "A = 154 sq/m \n" ); document.write( ": \n" ); document.write( "Radius of the whole thing: 7 + 3.5 = 10.5 meters \n" ); document.write( "Find the Area of the whole thing \n" ); document.write( "A = \n" ); document.write( "A = 346.36 sq/m \n" ); document.write( ": \n" ); document.write( "Find the area of the road only \n" ); document.write( "346.36 - 154 = 192.36 sq/m \n" ); document.write( ": \n" ); document.write( "Find the cost of the road \n" ); document.write( "192.36 * 50 = 9,618. 03 Rs \n" ); document.write( " |