Question 359176
<pre><font size = 3 color = "indigo"><b>
Hi,
Let x be the width.  Then length is 4x
twice the length + twice the width = P
2*4x  + 2x = 90cm
10x = 90cm 
x = 9cm
width is 9cm and the length is 36cm

checking our answer
72 + 18 = 90