Question

what is the perimeter of rectangal​

Answer 1

Answer:

2(l+b). ........answer

Answer 2

$\setlength{\unitlength}{0.2cm}</p><p>\begin{picture}(12,4) \thicklines</p><p>\put(1,1){\line(1,0) {6.5cm}}</p><p>\put(1, 1) {\line(0,1) {4cm}}</p><p>\put(1, 20) {\line(1, 0) {6.5cm}}</p><p>\end{picture}</p><p>$