Answer:
[tex]Let~the~length~of~rectangle~be~3x. Then,~its~breadth~will~be~x.\\Given~that,\\Perimeter~of~the~rectangle=65.6\\or, 2(3x+x) = 65.6 ~[Perimeter~of~rectangle=2(length+width)]\\or, 2(4x)=65.6\\or, 4x=32.8\\or, x = 8.2cm\\So,~the~width~of~the~rectangle~is~8.2cm.[/tex]
