Respuesta :

choco4
Lenght is 4 + w
Width w
(w+4)(w) = 96
w² + 4w = 96
w² + 4w + 4 = 96 + 4
(w + 2)² = 100
w + 2 = 10 
w = 8
[tex]l[/tex] = 8 + 4
[tex]l[/tex] = 12

8ft x 12ft