document.write( "Question 126708: the resistance(R) of a wire is directly proportionnal to its lenght(L). knowing that for a wire 10 metres, the resistance is 0,03. calculate the lenght of yarn whose resistance is 0,36. \n" ); document.write( "
Algebra.Com's Answer #92865 by checkley71(8403) ![]() You can put this solution on YOUR website! 10/.03=x/.36 cross multiply \n" ); document.write( ".03x=10*.36 \n" ); document.write( ".03x=3.6 \n" ); document.write( "x=3.6/.03 \n" ); document.write( "x=120 m. is the length. \n" ); document.write( " |