Question 903883
let width be x
length = 2x+4
diagonal = 2x+6

x^2+(2x+4)^2= (2x+6)^2

x^2+4x^2+16x+16 = 4x^2+24x+36

x^2-8x-20=0

x^2-10x+2x-20=0

x(x-10)+2(x-10)=0
(x-10)(x+2)=0
x=10 ignore negative
width 10 inches
length = 24 inches